388389625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4051}}^1$

素因数の和:4138

約数の個数: 32

約数和(自身を含む): 530974080

約数和(自身を除く): 142584455

約数列:

[1, 5, 13, 25, 59, 65, 125, 295, 325, 767, 1475, 1625, 3835, 4051, 7375, 19175, 20255, 52663, 95875, 101275, 239009, 263315, 506375, 1195045, 1316575, 3107117, 5975225, 6582875, 15535585, 29876125, 77677925, 388389625]

約数ペア:

[(1, 388389625), (5, 77677925), (13, 29876125), (25, 15535585), (59, 6582875), (65, 5975225), (125, 3107117), (295, 1316575), (325, 1195045), (767, 506375), (1475, 263315), (1625, 239009), (3835, 101275), (4051, 95875), (7375, 52663), (19175, 20255)]