1561300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1228

約数の個数: 36

約数和(自身を含む): 3651676

約数和(自身を除く): 2090376

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1201, 1300, 2402, 4804, 6005, 12010, 15613, 24020, 30025, 31226, 60050, 62452, 78065, 120100, 156130, 312260, 390325, 780650, 1561300]

約数ペア:

[(1, 1561300), (2, 780650), (4, 390325), (5, 312260), (10, 156130), (13, 120100), (20, 78065), (25, 62452), (26, 60050), (50, 31226), (52, 30025), (65, 24020), (100, 15613), (130, 12010), (260, 6005), (325, 4804), (650, 2402), (1201, 1300)]