2493238750

素因数分解:

$2^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:791

約数の個数: 80

約数和(自身を含む): 4886560800

約数和(自身を除く): 2393322050

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 109, 125, 145, 218, 250, 290, 545, 625, 631, 725, 1090, 1250, 1262, 1450, 2725, 3155, 3161, 3625, 5450, 6310, 6322, 7250, 13625, 15775, 15805, 18125, 18299, 27250, 31550, 31610, 36250, 36598, 68125, 68779, 78875, 79025, 91495, 136250, 137558, 157750, 158050, 182990, 343895, 394375, 395125, 457475, 687790, 788750, 790250, 914950, 1719475, 1975625, 1994591, 2287375, 3438950, 3951250, 3989182, 4574750, 8597375, 9972955, 11436875, 17194750, 19945910, 22873750, 42986875, 49864775, 85973750, 99729550, 249323875, 498647750, 1246619375, 2493238750]

約数ペア:

[(1, 2493238750), (2, 1246619375), (5, 498647750), (10, 249323875), (25, 99729550), (29, 85973750), (50, 49864775), (58, 42986875), (109, 22873750), (125, 19945910), (145, 17194750), (218, 11436875), (250, 9972955), (290, 8597375), (545, 4574750), (625, 3989182), (631, 3951250), (725, 3438950), (1090, 2287375), (1250, 1994591), (1262, 1975625), (1450, 1719475), (2725, 914950), (3155, 790250), (3161, 788750), (3625, 687790), (5450, 457475), (6310, 395125), (6322, 394375), (7250, 343895), (13625, 182990), (15775, 158050), (15805, 157750), (18125, 137558), (18299, 136250), (27250, 91495), (31550, 79025), (31610, 78875), (36250, 68779), (36598, 68125)]