31920550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 63558432

約数和(自身を除く): 31637882

約数列:

[1, 2, 5, 10, 23, 25, 41, 46, 50, 82, 115, 205, 230, 410, 575, 677, 943, 1025, 1150, 1354, 1886, 2050, 3385, 4715, 6770, 9430, 15571, 16925, 23575, 27757, 31142, 33850, 47150, 55514, 77855, 138785, 155710, 277570, 389275, 638411, 693925, 778550, 1276822, 1387850, 3192055, 6384110, 15960275, 31920550]

約数ペア:

[(1, 31920550), (2, 15960275), (5, 6384110), (10, 3192055), (23, 1387850), (25, 1276822), (41, 778550), (46, 693925), (50, 638411), (82, 389275), (115, 277570), (205, 155710), (230, 138785), (410, 77855), (575, 55514), (677, 47150), (943, 33850), (1025, 31142), (1150, 27757), (1354, 23575), (1886, 16925), (2050, 15571), (3385, 9430), (4715, 6770)]