25505680

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1511}}^1$

素因数の和:1735

約数の個数: 40

約数和(自身を含む): 59621184

約数和(自身を除く): 34115504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1511, 1688, 2110, 3022, 3376, 4220, 6044, 7555, 8440, 12088, 15110, 16880, 24176, 30220, 60440, 120880, 318821, 637642, 1275284, 1594105, 2550568, 3188210, 5101136, 6376420, 12752840, 25505680]

約数ペア:

[(1, 25505680), (2, 12752840), (4, 6376420), (5, 5101136), (8, 3188210), (10, 2550568), (16, 1594105), (20, 1275284), (40, 637642), (80, 318821), (211, 120880), (422, 60440), (844, 30220), (1055, 24176), (1511, 16880), (1688, 15110), (2110, 12088), (3022, 8440), (3376, 7555), (4220, 6044)]