4139600

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 60

約数和(自身を含む): 10148160

約数和(自身を除く): 6008560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 131, 158, 200, 262, 316, 395, 400, 524, 632, 655, 790, 1048, 1264, 1310, 1580, 1975, 2096, 2620, 3160, 3275, 3950, 5240, 6320, 6550, 7900, 10349, 10480, 13100, 15800, 20698, 26200, 31600, 41396, 51745, 52400, 82792, 103490, 165584, 206980, 258725, 413960, 517450, 827920, 1034900, 2069800, 4139600]

約数ペア:

[(1, 4139600), (2, 2069800), (4, 1034900), (5, 827920), (8, 517450), (10, 413960), (16, 258725), (20, 206980), (25, 165584), (40, 103490), (50, 82792), (79, 52400), (80, 51745), (100, 41396), (131, 31600), (158, 26200), (200, 20698), (262, 15800), (316, 13100), (395, 10480), (400, 10349), (524, 7900), (632, 6550), (655, 6320), (790, 5240), (1048, 3950), (1264, 3275), (1310, 3160), (1580, 2620), (1975, 2096)]