87921550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{4871}}^1$

素因数の和:4921

約数の個数: 36

約数和(自身を含む): 172629576

約数和(自身を除く): 84708026

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 361, 475, 722, 950, 1805, 3610, 4871, 9025, 9742, 18050, 24355, 48710, 92549, 121775, 185098, 243550, 462745, 925490, 1758431, 2313725, 3516862, 4627450, 8792155, 17584310, 43960775, 87921550]

約数ペア:

[(1, 87921550), (2, 43960775), (5, 17584310), (10, 8792155), (19, 4627450), (25, 3516862), (38, 2313725), (50, 1758431), (95, 925490), (190, 462745), (361, 243550), (475, 185098), (722, 121775), (950, 92549), (1805, 48710), (3610, 24355), (4871, 18050), (9025, 9742)]