64925360

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10273}}^1$

素因数の和:10365

約数の個数: 40

約数和(自身を含む): 152877120

約数和(自身を除く): 87951760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 10273, 20546, 41092, 51365, 82184, 102730, 164368, 205460, 410920, 811567, 821840, 1623134, 3246268, 4057835, 6492536, 8115670, 12985072, 16231340, 32462680, 64925360]

約数ペア:

[(1, 64925360), (2, 32462680), (4, 16231340), (5, 12985072), (8, 8115670), (10, 6492536), (16, 4057835), (20, 3246268), (40, 1623134), (79, 821840), (80, 811567), (158, 410920), (316, 205460), (395, 164368), (632, 102730), (790, 82184), (1264, 51365), (1580, 41092), (3160, 20546), (6320, 10273)]