89072920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2548

約数の個数: 64

約数和(自身を含む): 214099200

約数和(自身を除く): 125026280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 2477, 3596, 4495, 4954, 7192, 8990, 9908, 12385, 17980, 19816, 24770, 35960, 49540, 71833, 76787, 99080, 143666, 153574, 287332, 307148, 359165, 383935, 574664, 614296, 718330, 767870, 1436660, 1535740, 2226823, 2873320, 3071480, 4453646, 8907292, 11134115, 17814584, 22268230, 44536460, 89072920]

約数ペア:

[(1, 89072920), (2, 44536460), (4, 22268230), (5, 17814584), (8, 11134115), (10, 8907292), (20, 4453646), (29, 3071480), (31, 2873320), (40, 2226823), (58, 1535740), (62, 1436660), (116, 767870), (124, 718330), (145, 614296), (155, 574664), (232, 383935), (248, 359165), (290, 307148), (310, 287332), (580, 153574), (620, 143666), (899, 99080), (1160, 76787), (1240, 71833), (1798, 49540), (2477, 35960), (3596, 24770), (4495, 19816), (4954, 17980), (7192, 12385), (8990, 9908)]