251509750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 492972480

約数和(自身を除く): 241462730

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 113, 125, 145, 226, 250, 290, 307, 565, 614, 725, 1130, 1450, 1535, 2825, 3070, 3277, 3625, 5650, 6554, 7250, 7675, 8903, 14125, 15350, 16385, 17806, 28250, 32770, 34691, 38375, 44515, 69382, 76750, 81925, 89030, 163850, 173455, 222575, 346910, 409625, 445150, 819250, 867275, 1006039, 1112875, 1734550, 2012078, 2225750, 4336375, 5030195, 8672750, 10060390, 25150975, 50301950, 125754875, 251509750]

約数ペア:

[(1, 251509750), (2, 125754875), (5, 50301950), (10, 25150975), (25, 10060390), (29, 8672750), (50, 5030195), (58, 4336375), (113, 2225750), (125, 2012078), (145, 1734550), (226, 1112875), (250, 1006039), (290, 867275), (307, 819250), (565, 445150), (614, 409625), (725, 346910), (1130, 222575), (1450, 173455), (1535, 163850), (2825, 89030), (3070, 81925), (3277, 76750), (3625, 69382), (5650, 44515), (6554, 38375), (7250, 34691), (7675, 32770), (8903, 28250), (14125, 17806), (15350, 16385)]