156989490260

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1\times {\mathrm{187477}}^1$

素因数の和:187916

約数の個数: 48

約数和(自身を含む): 333073414800

約数和(自身を除く): 176083924540

約数列:

[1, 2, 4, 5, 10, 20, 149, 281, 298, 562, 596, 745, 1124, 1405, 1490, 2810, 2980, 5620, 41869, 83738, 167476, 187477, 209345, 374954, 418690, 749908, 837380, 937385, 1874770, 3749540, 27934073, 52681037, 55868146, 105362074, 111736292, 139670365, 210724148, 263405185, 279340730, 526810370, 558681460, 1053620740, 7849474513, 15698949026, 31397898052, 39247372565, 78494745130, 156989490260]

約数ペア:

[(1, 156989490260), (2, 78494745130), (4, 39247372565), (5, 31397898052), (10, 15698949026), (20, 7849474513), (149, 1053620740), (281, 558681460), (298, 526810370), (562, 279340730), (596, 263405185), (745, 210724148), (1124, 139670365), (1405, 111736292), (1490, 105362074), (2810, 55868146), (2980, 52681037), (5620, 27934073), (41869, 3749540), (83738, 1874770), (167476, 937385), (187477, 837380), (209345, 749908), (374954, 418690)]