90495080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 240861600

約数和(自身を除く): 150366520

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 29, 34, 40, 52, 58, 65, 68, 85, 104, 116, 130, 136, 145, 170, 221, 232, 260, 290, 340, 353, 377, 442, 493, 520, 580, 680, 706, 754, 884, 986, 1105, 1160, 1412, 1508, 1765, 1768, 1885, 1972, 2210, 2465, 2824, 3016, 3530, 3770, 3944, 4420, 4589, 4930, 6001, 6409, 7060, 7540, 8840, 9178, 9860, 10237, 12002, 12818, 14120, 15080, 18356, 19720, 20474, 22945, 24004, 25636, 30005, 32045, 36712, 40948, 45890, 48008, 51185, 51272, 60010, 64090, 78013, 81896, 91780, 102370, 120020, 128180, 133081, 156026, 174029, 183560, 204740, 240040, 256360, 266162, 312052, 348058, 390065, 409480, 532324, 624104, 665405, 696116, 780130, 870145, 1064648, 1330810, 1392232, 1560260, 1740290, 2262377, 2661620, 3120520, 3480580, 4524754, 5323240, 6961160, 9049508, 11311885, 18099016, 22623770, 45247540, 90495080]

約数ペア:

[(1, 90495080), (2, 45247540), (4, 22623770), (5, 18099016), (8, 11311885), (10, 9049508), (13, 6961160), (17, 5323240), (20, 4524754), (26, 3480580), (29, 3120520), (34, 2661620), (40, 2262377), (52, 1740290), (58, 1560260), (65, 1392232), (68, 1330810), (85, 1064648), (104, 870145), (116, 780130), (130, 696116), (136, 665405), (145, 624104), (170, 532324), (221, 409480), (232, 390065), (260, 348058), (290, 312052), (340, 266162), (353, 256360), (377, 240040), (442, 204740), (493, 183560), (520, 174029), (580, 156026), (680, 133081), (706, 128180), (754, 120020), (884, 102370), (986, 91780), (1105, 81896), (1160, 78013), (1412, 64090), (1508, 60010), (1765, 51272), (1768, 51185), (1885, 48008), (1972, 45890), (2210, 40948), (2465, 36712), (2824, 32045), (3016, 30005), (3530, 25636), (3770, 24004), (3944, 22945), (4420, 20474), (4589, 19720), (4930, 18356), (6001, 15080), (6409, 14120), (7060, 12818), (7540, 12002), (8840, 10237), (9178, 9860)]