28492779250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{123479}}^1$

素因数の和:123580

約数の個数: 64

約数和(自身を含む): 58250949120

約数和(自身を除く): 29758169870

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 125, 130, 142, 250, 325, 355, 650, 710, 923, 1625, 1775, 1846, 3250, 3550, 4615, 8875, 9230, 17750, 23075, 46150, 115375, 123479, 230750, 246958, 617395, 1234790, 1605227, 3086975, 3210454, 6173950, 8026135, 8767009, 15434875, 16052270, 17534018, 30869750, 40130675, 43835045, 80261350, 87670090, 113971117, 200653375, 219175225, 227942234, 401306750, 438350450, 569855585, 1095876125, 1139711170, 2191752250, 2849277925, 5698555850, 14246389625, 28492779250]

約数ペア:

[(1, 28492779250), (2, 14246389625), (5, 5698555850), (10, 2849277925), (13, 2191752250), (25, 1139711170), (26, 1095876125), (50, 569855585), (65, 438350450), (71, 401306750), (125, 227942234), (130, 219175225), (142, 200653375), (250, 113971117), (325, 87670090), (355, 80261350), (650, 43835045), (710, 40130675), (923, 30869750), (1625, 17534018), (1775, 16052270), (1846, 15434875), (3250, 8767009), (3550, 8026135), (4615, 6173950), (8875, 3210454), (9230, 3086975), (17750, 1605227), (23075, 1234790), (46150, 617395), (115375, 246958), (123479, 230750)]