80430740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 199148544

約数和(自身を除く): 118717804

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 31, 34, 52, 62, 65, 68, 85, 124, 130, 155, 170, 221, 260, 310, 340, 403, 442, 527, 587, 620, 806, 884, 1054, 1105, 1174, 1612, 2015, 2108, 2210, 2348, 2635, 2935, 4030, 4420, 5270, 5870, 6851, 7631, 8060, 9979, 10540, 11740, 13702, 15262, 18197, 19958, 27404, 30524, 34255, 36394, 38155, 39916, 49895, 68510, 72788, 76310, 90985, 99790, 129727, 137020, 152620, 181970, 199580, 236561, 259454, 309349, 363940, 473122, 518908, 618698, 648635, 946244, 1182805, 1237396, 1297270, 1546745, 2365610, 2594540, 3093490, 4021537, 4731220, 6186980, 8043074, 16086148, 20107685, 40215370, 80430740]

約数ペア:

[(1, 80430740), (2, 40215370), (4, 20107685), (5, 16086148), (10, 8043074), (13, 6186980), (17, 4731220), (20, 4021537), (26, 3093490), (31, 2594540), (34, 2365610), (52, 1546745), (62, 1297270), (65, 1237396), (68, 1182805), (85, 946244), (124, 648635), (130, 618698), (155, 518908), (170, 473122), (221, 363940), (260, 309349), (310, 259454), (340, 236561), (403, 199580), (442, 181970), (527, 152620), (587, 137020), (620, 129727), (806, 99790), (884, 90985), (1054, 76310), (1105, 72788), (1174, 68510), (1612, 49895), (2015, 39916), (2108, 38155), (2210, 36394), (2348, 34255), (2635, 30524), (2935, 27404), (4030, 19958), (4420, 18197), (5270, 15262), (5870, 13702), (6851, 11740), (7631, 10540), (8060, 9979)]