199912150

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 384100416

約数和(自身を除く): 184188266

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 97, 194, 235, 470, 485, 877, 970, 1175, 1754, 2350, 2425, 4385, 4559, 4850, 8770, 9118, 21925, 22795, 41219, 43850, 45590, 82438, 85069, 113975, 170138, 206095, 227950, 412190, 425345, 850690, 1030475, 2060950, 2126725, 3998243, 4253450, 7996486, 19991215, 39982430, 99956075, 199912150]

約数ペア:

[(1, 199912150), (2, 99956075), (5, 39982430), (10, 19991215), (25, 7996486), (47, 4253450), (50, 3998243), (94, 2126725), (97, 2060950), (194, 1030475), (235, 850690), (470, 425345), (485, 412190), (877, 227950), (970, 206095), (1175, 170138), (1754, 113975), (2350, 85069), (2425, 82438), (4385, 45590), (4559, 43850), (4850, 41219), (8770, 22795), (9118, 21925)]