87126320

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4519}}^1$

素因数の和:4773

約数の個数: 40

約数和(自身を含む): 203454240

約数和(自身を除く): 116327920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4519, 4820, 9038, 9640, 18076, 19280, 22595, 36152, 45190, 72304, 90380, 180760, 361520, 1089079, 2178158, 4356316, 5445395, 8712632, 10890790, 17425264, 21781580, 43563160, 87126320]

約数ペア:

[(1, 87126320), (2, 43563160), (4, 21781580), (5, 17425264), (8, 10890790), (10, 8712632), (16, 5445395), (20, 4356316), (40, 2178158), (80, 1089079), (241, 361520), (482, 180760), (964, 90380), (1205, 72304), (1928, 45190), (2410, 36152), (3856, 22595), (4519, 19280), (4820, 18076), (9038, 9640)]