201558890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67411}}^1$

素因数の和:67454

約数の個数: 32

約数和(自身を含む): 407707776

約数和(自身を除く): 206148886

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 67411, 134822, 337055, 674110, 876343, 1550453, 1752686, 3100906, 4381715, 7752265, 8763430, 15504530, 20155889, 40311778, 100779445, 201558890]

約数ペア:

[(1, 201558890), (2, 100779445), (5, 40311778), (10, 20155889), (13, 15504530), (23, 8763430), (26, 7752265), (46, 4381715), (65, 3100906), (115, 1752686), (130, 1550453), (230, 876343), (299, 674110), (598, 337055), (1495, 134822), (2990, 67411)]