157204580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1621}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 356697264

約数和(自身を除く): 199492684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 373, 746, 1492, 1621, 1865, 3242, 3730, 4849, 6484, 7460, 8105, 9698, 16210, 19396, 21073, 24245, 32420, 42146, 48490, 84292, 96980, 105365, 210730, 421460, 604633, 1209266, 2418532, 3023165, 6046330, 7860229, 12092660, 15720458, 31440916, 39301145, 78602290, 157204580]

約数ペア:

[(1, 157204580), (2, 78602290), (4, 39301145), (5, 31440916), (10, 15720458), (13, 12092660), (20, 7860229), (26, 6046330), (52, 3023165), (65, 2418532), (130, 1209266), (260, 604633), (373, 421460), (746, 210730), (1492, 105365), (1621, 96980), (1865, 84292), (3242, 48490), (3730, 42146), (4849, 32420), (6484, 24245), (7460, 21073), (8105, 19396), (9698, 16210)]