128528790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10631}}^1$

素因数の和:10685

約数の個数: 64

約数和(自身を含む): 342945792

約数和(自身を除く): 214417002

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 10631, 12090, 21262, 31893, 53155, 63786, 106310, 138203, 159465, 276406, 318930, 329561, 414609, 659122, 691015, 829218, 988683, 1382030, 1647805, 1977366, 2073045, 3295610, 4146090, 4284293, 4943415, 8568586, 9886830, 12852879, 21421465, 25705758, 42842930, 64264395, 128528790]

約数ペア:

[(1, 128528790), (2, 64264395), (3, 42842930), (5, 25705758), (6, 21421465), (10, 12852879), (13, 9886830), (15, 8568586), (26, 4943415), (30, 4284293), (31, 4146090), (39, 3295610), (62, 2073045), (65, 1977366), (78, 1647805), (93, 1382030), (130, 988683), (155, 829218), (186, 691015), (195, 659122), (310, 414609), (390, 329561), (403, 318930), (465, 276406), (806, 159465), (930, 138203), (1209, 106310), (2015, 63786), (2418, 53155), (4030, 31893), (6045, 21262), (10631, 12090)]