20150950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 40202784

約数和(自身を除く): 20051834

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 151, 157, 170, 302, 314, 425, 755, 785, 850, 1510, 1570, 2567, 2669, 3775, 3925, 5134, 5338, 7550, 7850, 12835, 13345, 23707, 25670, 26690, 47414, 64175, 66725, 118535, 128350, 133450, 237070, 403019, 592675, 806038, 1185350, 2015095, 4030190, 10075475, 20150950]

約数ペア:

[(1, 20150950), (2, 10075475), (5, 4030190), (10, 2015095), (17, 1185350), (25, 806038), (34, 592675), (50, 403019), (85, 237070), (151, 133450), (157, 128350), (170, 118535), (302, 66725), (314, 64175), (425, 47414), (755, 26690), (785, 25670), (850, 23707), (1510, 13345), (1570, 12835), (2567, 7850), (2669, 7550), (3775, 5338), (3925, 5134)]