25396750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 25821170

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 113, 125, 145, 155, 226, 250, 290, 310, 565, 725, 775, 899, 1130, 1450, 1550, 1798, 2825, 3277, 3503, 3625, 3875, 4495, 5650, 6554, 7006, 7250, 7750, 8990, 14125, 16385, 17515, 22475, 28250, 32770, 35030, 44950, 81925, 87575, 101587, 112375, 163850, 175150, 203174, 224750, 409625, 437875, 507935, 819250, 875750, 1015870, 2539675, 5079350, 12698375, 25396750]

約数ペア:

[(1, 25396750), (2, 12698375), (5, 5079350), (10, 2539675), (25, 1015870), (29, 875750), (31, 819250), (50, 507935), (58, 437875), (62, 409625), (113, 224750), (125, 203174), (145, 175150), (155, 163850), (226, 112375), (250, 101587), (290, 87575), (310, 81925), (565, 44950), (725, 35030), (775, 32770), (899, 28250), (1130, 22475), (1450, 17515), (1550, 16385), (1798, 14125), (2825, 8990), (3277, 7750), (3503, 7250), (3625, 7006), (3875, 6554), (4495, 5650)]