64923680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23869}}^1$

素因数の和:23901

約数の個数: 48

約数和(自身を含む): 162411480

約数和(自身を除く): 97487800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 23869, 47738, 95476, 119345, 190952, 238690, 381904, 405773, 477380, 763808, 811546, 954760, 1623092, 1909520, 2028865, 3246184, 3819040, 4057730, 6492368, 8115460, 12984736, 16230920, 32461840, 64923680]

約数ペア:

[(1, 64923680), (2, 32461840), (4, 16230920), (5, 12984736), (8, 8115460), (10, 6492368), (16, 4057730), (17, 3819040), (20, 3246184), (32, 2028865), (34, 1909520), (40, 1623092), (68, 954760), (80, 811546), (85, 763808), (136, 477380), (160, 405773), (170, 381904), (272, 238690), (340, 190952), (544, 119345), (680, 95476), (1360, 47738), (2720, 23869)]