201637870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1399}}^1$

素因数の和:1513

約数の個数: 64

約数和(自身を含む): 435456000

約数和(自身を除く): 233818130

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 71, 142, 145, 203, 290, 355, 406, 497, 710, 994, 1015, 1399, 2030, 2059, 2485, 2798, 4118, 4970, 6995, 9793, 10295, 13990, 14413, 19586, 20590, 28826, 40571, 48965, 72065, 81142, 97930, 99329, 144130, 198658, 202855, 283997, 405710, 496645, 567994, 695303, 993290, 1390606, 1419985, 2839970, 2880541, 3476515, 5761082, 6953030, 14402705, 20163787, 28805410, 40327574, 100818935, 201637870]

約数ペア:

[(1, 201637870), (2, 100818935), (5, 40327574), (7, 28805410), (10, 20163787), (14, 14402705), (29, 6953030), (35, 5761082), (58, 3476515), (70, 2880541), (71, 2839970), (142, 1419985), (145, 1390606), (203, 993290), (290, 695303), (355, 567994), (406, 496645), (497, 405710), (710, 283997), (994, 202855), (1015, 198658), (1399, 144130), (2030, 99329), (2059, 97930), (2485, 81142), (2798, 72065), (4118, 48965), (4970, 40571), (6995, 28826), (9793, 20590), (10295, 19586), (13990, 14413)]