165361940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3851}}^1$

素因数の和:3992

約数の個数: 48

約数和(自身を含む): 368867520

約数和(自身を除く): 203505580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2147, 2260, 3851, 4294, 7702, 8588, 10735, 15404, 19255, 21470, 38510, 42940, 73169, 77020, 146338, 292676, 365845, 435163, 731690, 870326, 1463380, 1740652, 2175815, 4351630, 8268097, 8703260, 16536194, 33072388, 41340485, 82680970, 165361940]

約数ペア:

[(1, 165361940), (2, 82680970), (4, 41340485), (5, 33072388), (10, 16536194), (19, 8703260), (20, 8268097), (38, 4351630), (76, 2175815), (95, 1740652), (113, 1463380), (190, 870326), (226, 731690), (380, 435163), (452, 365845), (565, 292676), (1130, 146338), (2147, 77020), (2260, 73169), (3851, 42940), (4294, 38510), (7702, 21470), (8588, 19255), (10735, 15404)]