71984900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{55373}}^1$

素因数の和:55400

約数の個数: 36

約数和(自身を含む): 168226212

約数和(自身を除く): 96241312

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 55373, 110746, 221492, 276865, 553730, 719849, 1107460, 1384325, 1439698, 2768650, 2879396, 3599245, 5537300, 7198490, 14396980, 17996225, 35992450, 71984900]

約数ペア:

[(1, 71984900), (2, 35992450), (4, 17996225), (5, 14396980), (10, 7198490), (13, 5537300), (20, 3599245), (25, 2879396), (26, 2768650), (50, 1439698), (52, 1384325), (65, 1107460), (100, 719849), (130, 553730), (260, 276865), (325, 221492), (650, 110746), (1300, 55373)]