73312820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{10687}}^1$

素因数の和:10717

約数の個数: 48

約数和(自身を含む): 179558400

約数和(自身を除く): 106245580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 10687, 21374, 42748, 53435, 74809, 106870, 149618, 213740, 299236, 374045, 523663, 748090, 1047326, 1496180, 2094652, 2618315, 3665641, 5236630, 7331282, 10473260, 14662564, 18328205, 36656410, 73312820]

約数ペア:

[(1, 73312820), (2, 36656410), (4, 18328205), (5, 14662564), (7, 10473260), (10, 7331282), (14, 5236630), (20, 3665641), (28, 2618315), (35, 2094652), (49, 1496180), (70, 1047326), (98, 748090), (140, 523663), (196, 374045), (245, 299236), (343, 213740), (490, 149618), (686, 106870), (980, 74809), (1372, 53435), (1715, 42748), (3430, 21374), (6860, 10687)]