13045649375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{99871}}^1$

素因数の和:99921

約数の個数: 40

約数和(自身を含む): 18720007680

約数和(自身を除く): 5674358305

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 625, 1045, 1375, 2375, 5225, 6875, 11875, 26125, 99871, 130625, 499355, 1098581, 1897549, 2496775, 5492905, 9487745, 12483875, 20873039, 27464525, 47438725, 62419375, 104365195, 137322625, 237193625, 521825975, 686613125, 1185968125, 2609129875, 13045649375]

約数ペア:

[(1, 13045649375), (5, 2609129875), (11, 1185968125), (19, 686613125), (25, 521825975), (55, 237193625), (95, 137322625), (125, 104365195), (209, 62419375), (275, 47438725), (475, 27464525), (625, 20873039), (1045, 12483875), (1375, 9487745), (2375, 5492905), (5225, 2496775), (6875, 1897549), (11875, 1098581), (26125, 499355), (99871, 130625)]