31872100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{24517}}^1$

素因数の和:24544

約数の個数: 36

約数和(自身を含む): 74485684

約数和(自身を除く): 42613584

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 24517, 49034, 98068, 122585, 245170, 318721, 490340, 612925, 637442, 1225850, 1274884, 1593605, 2451700, 3187210, 6374420, 7968025, 15936050, 31872100]

約数ペア:

[(1, 31872100), (2, 15936050), (4, 7968025), (5, 6374420), (10, 3187210), (13, 2451700), (20, 1593605), (25, 1274884), (26, 1225850), (50, 637442), (52, 612925), (65, 490340), (100, 318721), (130, 245170), (260, 122585), (325, 98068), (650, 49034), (1300, 24517)]