42021050

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 80934552

約数和(自身を除く): 38913502

約数列:

[1, 2, 5, 10, 25, 50, 53, 101, 106, 157, 202, 265, 314, 505, 530, 785, 1010, 1325, 1570, 2525, 2650, 3925, 5050, 5353, 7850, 8321, 10706, 15857, 16642, 26765, 31714, 41605, 53530, 79285, 83210, 133825, 158570, 208025, 267650, 396425, 416050, 792850, 840421, 1680842, 4202105, 8404210, 21010525, 42021050]

約数ペア:

[(1, 42021050), (2, 21010525), (5, 8404210), (10, 4202105), (25, 1680842), (50, 840421), (53, 792850), (101, 416050), (106, 396425), (157, 267650), (202, 208025), (265, 158570), (314, 133825), (505, 83210), (530, 79285), (785, 53530), (1010, 41605), (1325, 31714), (1570, 26765), (2525, 16642), (2650, 15857), (3925, 10706), (5050, 8321), (5353, 7850)]