201620128

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{103289}}^1$

素因数の和:103360

約数の個数: 24

約数和(自身を含む): 403450740

約数和(自身を除く): 201830612

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 103289, 206578, 413156, 826312, 1652624, 3305248, 6300629, 12601258, 25202516, 50405032, 100810064, 201620128]

約数ペア:

[(1, 201620128), (2, 100810064), (4, 50405032), (8, 25202516), (16, 12601258), (32, 6300629), (61, 3305248), (122, 1652624), (244, 826312), (488, 413156), (976, 206578), (1952, 103289)]