64541620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22567}}^1$

素因数の和:22600

約数の個数: 48

約数和(自身を含む): 159239808

約数和(自身を除く): 94698188

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 22567, 45134, 90268, 112835, 225670, 248237, 293371, 451340, 496474, 586742, 992948, 1173484, 1241185, 1466855, 2482370, 2933710, 3227081, 4964740, 5867420, 6454162, 12908324, 16135405, 32270810, 64541620]

約数ペア:

[(1, 64541620), (2, 32270810), (4, 16135405), (5, 12908324), (10, 6454162), (11, 5867420), (13, 4964740), (20, 3227081), (22, 2933710), (26, 2482370), (44, 1466855), (52, 1241185), (55, 1173484), (65, 992948), (110, 586742), (130, 496474), (143, 451340), (220, 293371), (260, 248237), (286, 225670), (572, 112835), (715, 90268), (1430, 45134), (2860, 22567)]