164431450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{751}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 318908160

約数和(自身を除く): 154476710

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 151, 290, 302, 725, 751, 755, 1450, 1502, 1510, 3755, 3775, 4379, 7510, 7550, 8758, 18775, 21779, 21895, 37550, 43558, 43790, 108895, 109475, 113401, 217790, 218950, 226802, 544475, 567005, 1088950, 1134010, 2835025, 3288629, 5670050, 6577258, 16443145, 32886290, 82215725, 164431450]

約数ペア:

[(1, 164431450), (2, 82215725), (5, 32886290), (10, 16443145), (25, 6577258), (29, 5670050), (50, 3288629), (58, 2835025), (145, 1134010), (151, 1088950), (290, 567005), (302, 544475), (725, 226802), (751, 218950), (755, 217790), (1450, 113401), (1502, 109475), (1510, 108895), (3755, 43790), (3775, 43558), (4379, 37550), (7510, 21895), (7550, 21779), (8758, 18775)]