71996600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27691}}^1$

素因数の和:27720

約数の個数: 48

約数和(自身を含む): 180274920

約数和(自身を除く): 108278320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 27691, 55382, 110764, 138455, 221528, 276910, 359983, 553820, 692275, 719966, 1107640, 1384550, 1439932, 1799915, 2769100, 2879864, 3599830, 5538200, 7199660, 8999575, 14399320, 17999150, 35998300, 71996600]

約数ペア:

[(1, 71996600), (2, 35998300), (4, 17999150), (5, 14399320), (8, 8999575), (10, 7199660), (13, 5538200), (20, 3599830), (25, 2879864), (26, 2769100), (40, 1799915), (50, 1439932), (52, 1384550), (65, 1107640), (100, 719966), (104, 692275), (130, 553820), (200, 359983), (260, 276910), (325, 221528), (520, 138455), (650, 110764), (1300, 55382), (2600, 27691)]