64253420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3793}}^1$

素因数の和:3831

約数の個数: 72

約数和(自身を含む): 169546272

約数和(自身を除く): 105292852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 3793, 4235, 7586, 8470, 15172, 16940, 18965, 26551, 37930, 41723, 53102, 75860, 83446, 106204, 132755, 166892, 208615, 265510, 292061, 417230, 458953, 531020, 584122, 834460, 917906, 1168244, 1460305, 1835812, 2294765, 2920610, 3212671, 4589530, 5841220, 6425342, 9179060, 12850684, 16063355, 32126710, 64253420]

約数ペア:

[(1, 64253420), (2, 32126710), (4, 16063355), (5, 12850684), (7, 9179060), (10, 6425342), (11, 5841220), (14, 4589530), (20, 3212671), (22, 2920610), (28, 2294765), (35, 1835812), (44, 1460305), (55, 1168244), (70, 917906), (77, 834460), (110, 584122), (121, 531020), (140, 458953), (154, 417230), (220, 292061), (242, 265510), (308, 208615), (385, 166892), (484, 132755), (605, 106204), (770, 83446), (847, 75860), (1210, 53102), (1540, 41723), (1694, 37930), (2420, 26551), (3388, 18965), (3793, 16940), (4235, 15172), (7586, 8470)]