145315480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{88607}}^1$

素因数の和:88659

約数の個数: 32

約数和(自身を含む): 334938240

約数和(自身を除く): 189622760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 88607, 177214, 354428, 443035, 708856, 886070, 1772140, 3544280, 3632887, 7265774, 14531548, 18164435, 29063096, 36328870, 72657740, 145315480]

約数ペア:

[(1, 145315480), (2, 72657740), (4, 36328870), (5, 29063096), (8, 18164435), (10, 14531548), (20, 7265774), (40, 3632887), (41, 3544280), (82, 1772140), (164, 886070), (205, 708856), (328, 443035), (410, 354428), (820, 177214), (1640, 88607)]