76280720

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4519}}^1$

素因数の和:4743

約数の個数: 40

約数和(自身を含む): 178232640

約数和(自身を除く): 101951920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 4519, 8440, 9038, 16880, 18076, 22595, 36152, 45190, 72304, 90380, 180760, 361520, 953509, 1907018, 3814036, 4767545, 7628072, 9535090, 15256144, 19070180, 38140360, 76280720]

約数ペア:

[(1, 76280720), (2, 38140360), (4, 19070180), (5, 15256144), (8, 9535090), (10, 7628072), (16, 4767545), (20, 3814036), (40, 1907018), (80, 953509), (211, 361520), (422, 180760), (844, 90380), (1055, 72304), (1688, 45190), (2110, 36152), (3376, 22595), (4220, 18076), (4519, 16880), (8440, 9038)]