55142780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:675

約数の個数: 96

約数和(自身を含む): 146990592

約数和(自身を除く): 91847812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 61, 70, 77, 110, 122, 140, 154, 220, 244, 305, 308, 385, 427, 587, 610, 671, 770, 854, 1174, 1220, 1342, 1540, 1708, 2135, 2348, 2684, 2935, 3355, 4109, 4270, 4697, 5870, 6457, 6710, 8218, 8540, 9394, 11740, 12914, 13420, 16436, 18788, 20545, 23485, 25828, 32285, 35807, 41090, 45199, 46970, 64570, 71614, 82180, 90398, 93940, 129140, 143228, 179035, 180796, 225995, 250649, 358070, 393877, 451990, 501298, 716140, 787754, 903980, 1002596, 1253245, 1575508, 1969385, 2506490, 2757139, 3938770, 5012980, 5514278, 7877540, 11028556, 13785695, 27571390, 55142780]

約数ペア:

[(1, 55142780), (2, 27571390), (4, 13785695), (5, 11028556), (7, 7877540), (10, 5514278), (11, 5012980), (14, 3938770), (20, 2757139), (22, 2506490), (28, 1969385), (35, 1575508), (44, 1253245), (55, 1002596), (61, 903980), (70, 787754), (77, 716140), (110, 501298), (122, 451990), (140, 393877), (154, 358070), (220, 250649), (244, 225995), (305, 180796), (308, 179035), (385, 143228), (427, 129140), (587, 93940), (610, 90398), (671, 82180), (770, 71614), (854, 64570), (1174, 46970), (1220, 45199), (1342, 41090), (1540, 35807), (1708, 32285), (2135, 25828), (2348, 23485), (2684, 20545), (2935, 18788), (3355, 16436), (4109, 13420), (4270, 12914), (4697, 11740), (5870, 9394), (6457, 8540), (6710, 8218)]