25398156680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48842609}}^1$

素因数の和:48842633

約数の個数: 32

約数和(自身を含む): 61541688600

約数和(自身を除く): 36143531920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48842609, 97685218, 195370436, 244213045, 390740872, 488426090, 634953917, 976852180, 1269907834, 1953704360, 2539815668, 3174769585, 5079631336, 6349539170, 12699078340, 25398156680]

約数ペア:

[(1, 25398156680), (2, 12699078340), (4, 6349539170), (5, 5079631336), (8, 3174769585), (10, 2539815668), (13, 1953704360), (20, 1269907834), (26, 976852180), (40, 634953917), (52, 488426090), (65, 390740872), (104, 244213045), (130, 195370436), (260, 97685218), (520, 48842609)]