238054375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 325133424

約数和(自身を除く): 87079049

約数列:

[1, 5, 13, 25, 65, 83, 125, 325, 353, 415, 625, 1079, 1625, 1765, 2075, 4589, 5395, 8125, 8825, 10375, 22945, 26975, 29299, 44125, 51875, 114725, 134875, 146495, 220625, 380887, 573625, 674375, 732475, 1904435, 2868125, 3662375, 9522175, 18311875, 47610875, 238054375]

約数ペア:

[(1, 238054375), (5, 47610875), (13, 18311875), (25, 9522175), (65, 3662375), (83, 2868125), (125, 1904435), (325, 732475), (353, 674375), (415, 573625), (625, 380887), (1079, 220625), (1625, 146495), (1765, 134875), (2075, 114725), (4589, 51875), (5395, 44125), (8125, 29299), (8825, 26975), (10375, 22945)]