53332360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 123638400

約数和(自身を除く): 70306040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 89, 142, 178, 211, 284, 355, 356, 422, 445, 568, 710, 712, 844, 890, 1055, 1420, 1688, 1780, 2110, 2840, 3560, 4220, 6319, 8440, 12638, 14981, 18779, 25276, 29962, 31595, 37558, 50552, 59924, 63190, 74905, 75116, 93895, 119848, 126380, 149810, 150232, 187790, 252760, 299620, 375580, 599240, 751160, 1333309, 2666618, 5333236, 6666545, 10666472, 13333090, 26666180, 53332360]

約数ペア:

[(1, 53332360), (2, 26666180), (4, 13333090), (5, 10666472), (8, 6666545), (10, 5333236), (20, 2666618), (40, 1333309), (71, 751160), (89, 599240), (142, 375580), (178, 299620), (211, 252760), (284, 187790), (355, 150232), (356, 149810), (422, 126380), (445, 119848), (568, 93895), (710, 75116), (712, 74905), (844, 63190), (890, 59924), (1055, 50552), (1420, 37558), (1688, 31595), (1780, 29962), (2110, 25276), (2840, 18779), (3560, 14981), (4220, 12638), (6319, 8440)]