89577880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{6529}}^1$

素因数の和:6561

約数の個数: 64

約数和(自身を含む): 235080000

約数和(自身を除く): 145502120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6529, 6860, 13058, 13720, 26116, 32645, 45703, 52232, 65290, 91406, 130580, 182812, 228515, 261160, 319921, 365624, 457030, 639842, 914060, 1279684, 1599605, 1828120, 2239447, 2559368, 3199210, 4478894, 6398420, 8957788, 11197235, 12796840, 17915576, 22394470, 44788940, 89577880]

約数ペア:

[(1, 89577880), (2, 44788940), (4, 22394470), (5, 17915576), (7, 12796840), (8, 11197235), (10, 8957788), (14, 6398420), (20, 4478894), (28, 3199210), (35, 2559368), (40, 2239447), (49, 1828120), (56, 1599605), (70, 1279684), (98, 914060), (140, 639842), (196, 457030), (245, 365624), (280, 319921), (343, 261160), (392, 228515), (490, 182812), (686, 130580), (980, 91406), (1372, 65290), (1715, 52232), (1960, 45703), (2744, 32645), (3430, 26116), (6529, 13720), (6860, 13058)]