85258380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17987}}^1$

素因数の和:18078

約数の個数: 48

約数和(自身を含む): 241758720

約数和(自身を除く): 156500340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 17987, 35974, 53961, 71948, 89935, 107922, 179870, 215844, 269805, 359740, 539610, 1079220, 1420973, 2841946, 4262919, 5683892, 7104865, 8525838, 14209730, 17051676, 21314595, 28419460, 42629190, 85258380]

約数ペア:

[(1, 85258380), (2, 42629190), (3, 28419460), (4, 21314595), (5, 17051676), (6, 14209730), (10, 8525838), (12, 7104865), (15, 5683892), (20, 4262919), (30, 2841946), (60, 1420973), (79, 1079220), (158, 539610), (237, 359740), (316, 269805), (395, 215844), (474, 179870), (790, 107922), (948, 89935), (1185, 71948), (1580, 53961), (2370, 35974), (4740, 17987)]