156613550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 304742400

約数和(自身を除く): 148128850

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 395, 775, 790, 1279, 1550, 1975, 2449, 2558, 3950, 4898, 6395, 12245, 12790, 24490, 31975, 39649, 61225, 63950, 79298, 101041, 122450, 198245, 202082, 396490, 505205, 991225, 1010410, 1982450, 2526025, 3132271, 5052050, 6264542, 15661355, 31322710, 78306775, 156613550]

約数ペア:

[(1, 156613550), (2, 78306775), (5, 31322710), (10, 15661355), (25, 6264542), (31, 5052050), (50, 3132271), (62, 2526025), (79, 1982450), (155, 1010410), (158, 991225), (310, 505205), (395, 396490), (775, 202082), (790, 198245), (1279, 122450), (1550, 101041), (1975, 79298), (2449, 63950), (2558, 61225), (3950, 39649), (4898, 31975), (6395, 24490), (12245, 12790)]