145772788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8900

約数の個数: 48

約数和(自身を含む): 316825600

約数和(自身を除く): 171052812

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 8839, 16492, 17678, 35356, 61873, 123746, 167941, 247492, 274009, 335882, 548018, 671764, 1096036, 1175587, 1918063, 2351174, 3836126, 4702348, 5206171, 7672252, 10412342, 20824684, 36443197, 72886394, 145772788]

約数ペア:

[(1, 145772788), (2, 72886394), (4, 36443197), (7, 20824684), (14, 10412342), (19, 7672252), (28, 5206171), (31, 4702348), (38, 3836126), (62, 2351174), (76, 1918063), (124, 1175587), (133, 1096036), (217, 671764), (266, 548018), (434, 335882), (532, 274009), (589, 247492), (868, 167941), (1178, 123746), (2356, 61873), (4123, 35356), (8246, 17678), (8839, 16492)]