40113905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 53829888

約数和(自身を除く): 13715983

約数列:

[1, 5, 13, 61, 65, 67, 151, 305, 335, 755, 793, 871, 1963, 3965, 4087, 4355, 9211, 9815, 10117, 20435, 46055, 50585, 53131, 119743, 131521, 265655, 598715, 617137, 657605, 3085685, 8022781, 40113905]

約数ペア:

[(1, 40113905), (5, 8022781), (13, 3085685), (61, 657605), (65, 617137), (67, 598715), (151, 265655), (305, 131521), (335, 119743), (755, 53131), (793, 50585), (871, 46055), (1963, 20435), (3965, 10117), (4087, 9815), (4355, 9211)]