25001520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{104173}}^1$

素因数の和:104189

約数の個数: 40

約数和(自身を含む): 77505456

約数和(自身を除く): 52503936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 104173, 208346, 312519, 416692, 520865, 625038, 833384, 1041730, 1250076, 1562595, 1666768, 2083460, 2500152, 3125190, 4166920, 5000304, 6250380, 8333840, 12500760, 25001520]

約数ペア:

[(1, 25001520), (2, 12500760), (3, 8333840), (4, 6250380), (5, 5000304), (6, 4166920), (8, 3125190), (10, 2500152), (12, 2083460), (15, 1666768), (16, 1562595), (20, 1250076), (24, 1041730), (30, 833384), (40, 625038), (48, 520865), (60, 416692), (80, 312519), (120, 208346), (240, 104173)]