156968283980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7109}}^1\times {\mathrm{8693}}^1$

素因数の和:15938

約数の個数: 48

約数和(自身を含む): 332313891840

約数和(自身を除く): 175345607860

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7109, 8693, 14218, 17386, 28436, 34772, 35545, 43465, 71090, 86930, 142180, 173860, 902843, 1104011, 1805686, 2208022, 3611372, 4416044, 4514215, 5520055, 9028430, 11040110, 18056860, 22080220, 61798537, 123597074, 247194148, 308992685, 617985370, 1235970740, 7848414199, 15696828398, 31393656796, 39242070995, 78484141990, 156968283980]

約数ペア:

[(1, 156968283980), (2, 78484141990), (4, 39242070995), (5, 31393656796), (10, 15696828398), (20, 7848414199), (127, 1235970740), (254, 617985370), (508, 308992685), (635, 247194148), (1270, 123597074), (2540, 61798537), (7109, 22080220), (8693, 18056860), (14218, 11040110), (17386, 9028430), (28436, 5520055), (34772, 4514215), (35545, 4416044), (43465, 3611372), (71090, 2208022), (86930, 1805686), (142180, 1104011), (173860, 902843)]