165700940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 354043872

約数和(自身を除く): 188342932

約数列:

[1, 2, 4, 5, 10, 20, 113, 157, 226, 314, 452, 467, 565, 628, 785, 934, 1130, 1570, 1868, 2260, 2335, 3140, 4670, 9340, 17741, 35482, 52771, 70964, 73319, 88705, 105542, 146638, 177410, 211084, 263855, 293276, 354820, 366595, 527710, 733190, 1055420, 1466380, 8285047, 16570094, 33140188, 41425235, 82850470, 165700940]

約数ペア:

[(1, 165700940), (2, 82850470), (4, 41425235), (5, 33140188), (10, 16570094), (20, 8285047), (113, 1466380), (157, 1055420), (226, 733190), (314, 527710), (452, 366595), (467, 354820), (565, 293276), (628, 263855), (785, 211084), (934, 177410), (1130, 146638), (1570, 105542), (1868, 88705), (2260, 73319), (2335, 70964), (3140, 52771), (4670, 35482), (9340, 17741)]