80690458220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{359167}}^1$

素因数の和:359462

約数の個数: 48

約数和(自身を含む): 173779845120

約数和(自身を除く): 93089386900

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 239, 470, 478, 940, 956, 1195, 2390, 4780, 11233, 22466, 44932, 56165, 112330, 224660, 359167, 718334, 1436668, 1795835, 3591670, 7183340, 16880849, 33761698, 67523396, 84404245, 85840913, 168808490, 171681826, 337616980, 343363652, 429204565, 858409130, 1716818260, 4034522911, 8069045822, 16138091644, 20172614555, 40345229110, 80690458220]

約数ペア:

[(1, 80690458220), (2, 40345229110), (4, 20172614555), (5, 16138091644), (10, 8069045822), (20, 4034522911), (47, 1716818260), (94, 858409130), (188, 429204565), (235, 343363652), (239, 337616980), (470, 171681826), (478, 168808490), (940, 85840913), (956, 84404245), (1195, 67523396), (2390, 33761698), (4780, 16880849), (11233, 7183340), (22466, 3591670), (44932, 1795835), (56165, 1436668), (112330, 718334), (224660, 359167)]