91486640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7103}}^1$

素因数の和:7146

約数の個数: 80

約数和(自身を含む): 253698048

約数和(自身を除く): 162211408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 7103, 12880, 14206, 28412, 35515, 49721, 56824, 71030, 99442, 113648, 142060, 163369, 198884, 248605, 284120, 326738, 397768, 497210, 568240, 653476, 795536, 816845, 994420, 1143583, 1306952, 1633690, 1988840, 2287166, 2613904, 3267380, 3977680, 4574332, 5717915, 6534760, 9148664, 11435830, 13069520, 18297328, 22871660, 45743320, 91486640]

約数ペア:

[(1, 91486640), (2, 45743320), (4, 22871660), (5, 18297328), (7, 13069520), (8, 11435830), (10, 9148664), (14, 6534760), (16, 5717915), (20, 4574332), (23, 3977680), (28, 3267380), (35, 2613904), (40, 2287166), (46, 1988840), (56, 1633690), (70, 1306952), (80, 1143583), (92, 994420), (112, 816845), (115, 795536), (140, 653476), (161, 568240), (184, 497210), (230, 397768), (280, 326738), (322, 284120), (368, 248605), (460, 198884), (560, 163369), (644, 142060), (805, 113648), (920, 99442), (1288, 71030), (1610, 56824), (1840, 49721), (2576, 35515), (3220, 28412), (6440, 14206), (7103, 12880)]