53287160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21839}}^1$

素因数の和:21911

約数の個数: 32

約数和(自身を含む): 121867200

約数和(自身を除く): 68580040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21839, 43678, 87356, 109195, 174712, 218390, 436780, 873560, 1332179, 2664358, 5328716, 6660895, 10657432, 13321790, 26643580, 53287160]

約数ペア:

[(1, 53287160), (2, 26643580), (4, 13321790), (5, 10657432), (8, 6660895), (10, 5328716), (20, 2664358), (40, 1332179), (61, 873560), (122, 436780), (244, 218390), (305, 174712), (488, 109195), (610, 87356), (1220, 43678), (2440, 21839)]