90864676

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 187500544

約数和(自身を除く): 96635868

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 163, 172, 301, 326, 463, 602, 652, 926, 1141, 1204, 1852, 2282, 3241, 4564, 6482, 7009, 12964, 14018, 19909, 28036, 39818, 49063, 75469, 79636, 98126, 139363, 150938, 196252, 278726, 301876, 528283, 557452, 1056566, 2113132, 3245167, 6490334, 12980668, 22716169, 45432338, 90864676]

約数ペア:

[(1, 90864676), (2, 45432338), (4, 22716169), (7, 12980668), (14, 6490334), (28, 3245167), (43, 2113132), (86, 1056566), (163, 557452), (172, 528283), (301, 301876), (326, 278726), (463, 196252), (602, 150938), (652, 139363), (926, 98126), (1141, 79636), (1204, 75469), (1852, 49063), (2282, 39818), (3241, 28036), (4564, 19909), (6482, 14018), (7009, 12964)]