85998892

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 176117760

約数和(自身を除く): 90118868

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 181, 239, 284, 362, 478, 497, 724, 956, 994, 1267, 1673, 1988, 2534, 3346, 5068, 6692, 12851, 16969, 25702, 33938, 43259, 51404, 67876, 86518, 89957, 118783, 173036, 179914, 237566, 302813, 359828, 475132, 605626, 1211252, 3071389, 6142778, 12285556, 21499723, 42999446, 85998892]

約数ペア:

[(1, 85998892), (2, 42999446), (4, 21499723), (7, 12285556), (14, 6142778), (28, 3071389), (71, 1211252), (142, 605626), (181, 475132), (239, 359828), (284, 302813), (362, 237566), (478, 179914), (497, 173036), (724, 118783), (956, 89957), (994, 86518), (1267, 67876), (1673, 51404), (1988, 43259), (2534, 33938), (3346, 25702), (5068, 16969), (6692, 12851)]