8385891430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:626

約数の個数: 128

約数和(自身を含む): 18278472960

約数和(自身を除く): 9892581530

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 122, 145, 203, 241, 281, 290, 305, 406, 427, 482, 562, 610, 854, 1015, 1205, 1405, 1687, 1769, 1967, 2030, 2135, 2410, 2810, 3374, 3538, 3934, 4270, 6989, 8149, 8435, 8845, 9835, 12383, 13978, 14701, 16298, 16870, 17141, 17690, 19670, 24766, 29402, 34282, 34945, 40745, 48923, 57043, 61915, 67721, 69890, 73505, 81490, 85705, 97846, 102907, 114086, 119987, 123830, 135442, 147010, 171410, 205814, 239974, 244615, 285215, 338605, 426329, 474047, 489230, 497089, 514535, 570430, 599935, 677210, 852658, 948094, 994178, 1029070, 1199870, 1963909, 2131645, 2370235, 2485445, 2984303, 3479623, 3927818, 4130981, 4263290, 4740470, 4970890, 5968606, 6959246, 8261962, 9819545, 13747363, 14921515, 17398115, 19639090, 20654905, 27494726, 28916867, 29843030, 34796230, 41309810, 57833734, 68736815, 119798449, 137473630, 144584335, 239596898, 289168670, 598992245, 838589143, 1197984490, 1677178286, 4192945715, 8385891430]

約数ペア:

[(1, 8385891430), (2, 4192945715), (5, 1677178286), (7, 1197984490), (10, 838589143), (14, 598992245), (29, 289168670), (35, 239596898), (58, 144584335), (61, 137473630), (70, 119798449), (122, 68736815), (145, 57833734), (203, 41309810), (241, 34796230), (281, 29843030), (290, 28916867), (305, 27494726), (406, 20654905), (427, 19639090), (482, 17398115), (562, 14921515), (610, 13747363), (854, 9819545), (1015, 8261962), (1205, 6959246), (1405, 5968606), (1687, 4970890), (1769, 4740470), (1967, 4263290), (2030, 4130981), (2135, 3927818), (2410, 3479623), (2810, 2984303), (3374, 2485445), (3538, 2370235), (3934, 2131645), (4270, 1963909), (6989, 1199870), (8149, 1029070), (8435, 994178), (8845, 948094), (9835, 852658), (12383, 677210), (13978, 599935), (14701, 570430), (16298, 514535), (16870, 497089), (17141, 489230), (17690, 474047), (19670, 426329), (24766, 338605), (29402, 285215), (34282, 244615), (34945, 239974), (40745, 205814), (48923, 171410), (57043, 147010), (61915, 135442), (67721, 123830), (69890, 119987), (73505, 114086), (81490, 102907), (85705, 97846)]