20626125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4231}}^1$

素因数の和:4262

約数の個数: 32

約数和(自身を含む): 36970752

約数和(自身を除く): 16344627

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4231, 4875, 12693, 21155, 55003, 63465, 105775, 165009, 275015, 317325, 528875, 825045, 1375075, 1586625, 4125225, 6875375, 20626125]

約数ペア:

[(1, 20626125), (3, 6875375), (5, 4125225), (13, 1586625), (15, 1375075), (25, 825045), (39, 528875), (65, 317325), (75, 275015), (125, 165009), (195, 105775), (325, 63465), (375, 55003), (975, 21155), (1625, 12693), (4231, 4875)]