68753750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{4231}}^1$

素因数の和:4266

約数の個数: 40

約数和(自身を含む): 138818064

約数和(自身を除く): 70064314

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 4231, 8125, 8462, 16250, 21155, 42310, 55003, 105775, 110006, 211550, 275015, 528875, 550030, 1057750, 1375075, 2644375, 2750150, 5288750, 6875375, 13750750, 34376875, 68753750]

約数ペア:

[(1, 68753750), (2, 34376875), (5, 13750750), (10, 6875375), (13, 5288750), (25, 2750150), (26, 2644375), (50, 1375075), (65, 1057750), (125, 550030), (130, 528875), (250, 275015), (325, 211550), (625, 110006), (650, 105775), (1250, 55003), (1625, 42310), (3250, 21155), (4231, 16250), (8125, 8462)]