64472980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22543}}^1$

素因数の和:22576

約数の個数: 48

約数和(自身を含む): 159070464

約数和(自身を除く): 94597484

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, 22543, 45086, 90172, 112715, 225430, 247973, 293059, 450860, 495946, 586118, 991892, 1172236, 1239865, 1465295, 2479730, 2930590, 3223649, 4959460, 5861180, 6447298, 12894596, 16118245, 32236490, 64472980]

約数ペア:

[(1, 64472980), (2, 32236490), (4, 16118245), (5, 12894596), (10, 6447298), (11, 5861180), (13, 4959460), (20, 3223649), (22, 2930590), (26, 2479730), (44, 1465295), (52, 1239865), (55, 1172236), (65, 991892), (110, 586118), (130, 495946), (143, 450860), (220, 293059), (260, 247973), (286, 225430), (572, 112715), (715, 90172), (1430, 45086), (2860, 22543)]