68274375

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2801}}^1$

素因数の和:2837

約数の個数: 40

約数和(自身を含む): 122548272

約数和(自身を除く): 54273897

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1625, 1875, 2801, 4875, 8125, 8403, 14005, 24375, 36413, 42015, 70025, 109239, 182065, 210075, 350125, 546195, 910325, 1050375, 1750625, 2730975, 4551625, 5251875, 13654875, 22758125, 68274375]

約数ペア:

[(1, 68274375), (3, 22758125), (5, 13654875), (13, 5251875), (15, 4551625), (25, 2730975), (39, 1750625), (65, 1050375), (75, 910325), (125, 546195), (195, 350125), (325, 210075), (375, 182065), (625, 109239), (975, 70025), (1625, 42015), (1875, 36413), (2801, 24375), (4875, 14005), (8125, 8403)]