64436528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18223}}^1$

素因数の和:18261

約数の個数: 40

約数和(自身を含む): 142365888

約数和(自身を除く): 77929360

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18223, 36446, 72892, 145784, 236899, 291568, 309791, 473798, 619582, 947596, 1239164, 1895192, 2478328, 3790384, 4027283, 4956656, 8054566, 16109132, 32218264, 64436528]

約数ペア:

[(1, 64436528), (2, 32218264), (4, 16109132), (8, 8054566), (13, 4956656), (16, 4027283), (17, 3790384), (26, 2478328), (34, 1895192), (52, 1239164), (68, 947596), (104, 619582), (136, 473798), (208, 309791), (221, 291568), (272, 236899), (442, 145784), (884, 72892), (1768, 36446), (3536, 18223)]