1873811875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1093}}^1$

素因数の和:1337

約数の個数: 40

約数和(自身を含む): 2535900752

約数和(自身を除く): 662088877

約数列:

[1, 5, 13, 25, 65, 125, 211, 325, 625, 1055, 1093, 1625, 2743, 5275, 5465, 8125, 13715, 14209, 26375, 27325, 68575, 71045, 131875, 136625, 230623, 342875, 355225, 683125, 1153115, 1714375, 1776125, 2998099, 5765575, 8880625, 14990495, 28827875, 74952475, 144139375, 374762375, 1873811875]

約数ペア:

[(1, 1873811875), (5, 374762375), (13, 144139375), (25, 74952475), (65, 28827875), (125, 14990495), (211, 8880625), (325, 5765575), (625, 2998099), (1055, 1776125), (1093, 1714375), (1625, 1153115), (2743, 683125), (5275, 355225), (5465, 342875), (8125, 230623), (13715, 136625), (14209, 131875), (26375, 71045), (27325, 68575)]