53335960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21859}}^1$

素因数の和:21931

約数の個数: 32

約数和(自身を含む): 121978800

約数和(自身を除く): 68642840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21859, 43718, 87436, 109295, 174872, 218590, 437180, 874360, 1333399, 2666798, 5333596, 6666995, 10667192, 13333990, 26667980, 53335960]

約数ペア:

[(1, 53335960), (2, 26667980), (4, 13333990), (5, 10667192), (8, 6666995), (10, 5333596), (20, 2666798), (40, 1333399), (61, 874360), (122, 437180), (244, 218590), (305, 174872), (488, 109295), (610, 87436), (1220, 43718), (2440, 21859)]