89891010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 274959360

約数和(自身を除く): 185068350

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 29, 30, 31, 33, 45, 55, 58, 62, 66, 87, 90, 93, 99, 101, 110, 145, 155, 165, 174, 186, 198, 202, 261, 279, 290, 303, 310, 319, 330, 341, 435, 465, 495, 505, 522, 558, 606, 638, 682, 870, 899, 909, 930, 957, 990, 1010, 1023, 1111, 1305, 1395, 1515, 1595, 1705, 1798, 1818, 1914, 2046, 2222, 2610, 2697, 2790, 2871, 2929, 3030, 3069, 3131, 3190, 3333, 3410, 4495, 4545, 4785, 5115, 5394, 5555, 5742, 5858, 6138, 6262, 6666, 8091, 8787, 8990, 9090, 9393, 9570, 9889, 9999, 10230, 11110, 13485, 14355, 14645, 15345, 15655, 16182, 16665, 17574, 18786, 19778, 19998, 26361, 26970, 28179, 28710, 29290, 29667, 30690, 31310, 32219, 33330, 34441, 40455, 43935, 46965, 49445, 49995, 52722, 56358, 59334, 64438, 68882, 80910, 87870, 89001, 90799, 93930, 96657, 98890, 99990, 103323, 131805, 140895, 148335, 161095, 172205, 178002, 181598, 193314, 206646, 263610, 272397, 281790, 289971, 296670, 309969, 322190, 344410, 445005, 453995, 483285, 516615, 544794, 579942, 619938, 817191, 890010, 907990, 966570, 998789, 1033230, 1361985, 1449855, 1549845, 1634382, 1997578, 2723970, 2899710, 2996367, 3099690, 4085955, 4993945, 5992734, 8171910, 8989101, 9987890, 14981835, 17978202, 29963670, 44945505, 89891010]

約数ペア:

[(1, 89891010), (2, 44945505), (3, 29963670), (5, 17978202), (6, 14981835), (9, 9987890), (10, 8989101), (11, 8171910), (15, 5992734), (18, 4993945), (22, 4085955), (29, 3099690), (30, 2996367), (31, 2899710), (33, 2723970), (45, 1997578), (55, 1634382), (58, 1549845), (62, 1449855), (66, 1361985), (87, 1033230), (90, 998789), (93, 966570), (99, 907990), (101, 890010), (110, 817191), (145, 619938), (155, 579942), (165, 544794), (174, 516615), (186, 483285), (198, 453995), (202, 445005), (261, 344410), (279, 322190), (290, 309969), (303, 296670), (310, 289971), (319, 281790), (330, 272397), (341, 263610), (435, 206646), (465, 193314), (495, 181598), (505, 178002), (522, 172205), (558, 161095), (606, 148335), (638, 140895), (682, 131805), (870, 103323), (899, 99990), (909, 98890), (930, 96657), (957, 93930), (990, 90799), (1010, 89001), (1023, 87870), (1111, 80910), (1305, 68882), (1395, 64438), (1515, 59334), (1595, 56358), (1705, 52722), (1798, 49995), (1818, 49445), (1914, 46965), (2046, 43935), (2222, 40455), (2610, 34441), (2697, 33330), (2790, 32219), (2871, 31310), (2929, 30690), (3030, 29667), (3069, 29290), (3131, 28710), (3190, 28179), (3333, 26970), (3410, 26361), (4495, 19998), (4545, 19778), (4785, 18786), (5115, 17574), (5394, 16665), (5555, 16182), (5742, 15655), (5858, 15345), (6138, 14645), (6262, 14355), (6666, 13485), (8091, 11110), (8787, 10230), (8990, 9999), (9090, 9889), (9393, 9570)]