15678841250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{7681}}^1$

素因数の和:7797

約数の個数: 80

約数和(自身を含む): 31102144128

約数和(自身を除く): 15423302878

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 125, 142, 230, 250, 355, 575, 625, 710, 1150, 1250, 1633, 1775, 2875, 3266, 3550, 5750, 7681, 8165, 8875, 14375, 15362, 16330, 17750, 28750, 38405, 40825, 44375, 76810, 81650, 88750, 176663, 192025, 204125, 353326, 384050, 408250, 545351, 883315, 960125, 1020625, 1090702, 1766630, 1920250, 2041250, 2726755, 4416575, 4800625, 5453510, 8833150, 9601250, 12543073, 13633775, 22082875, 25086146, 27267550, 44165750, 62715365, 68168875, 110414375, 125430730, 136337750, 220828750, 313576825, 340844375, 627153650, 681688750, 1567884125, 3135768250, 7839420625, 15678841250]

約数ペア:

[(1, 15678841250), (2, 7839420625), (5, 3135768250), (10, 1567884125), (23, 681688750), (25, 627153650), (46, 340844375), (50, 313576825), (71, 220828750), (115, 136337750), (125, 125430730), (142, 110414375), (230, 68168875), (250, 62715365), (355, 44165750), (575, 27267550), (625, 25086146), (710, 22082875), (1150, 13633775), (1250, 12543073), (1633, 9601250), (1775, 8833150), (2875, 5453510), (3266, 4800625), (3550, 4416575), (5750, 2726755), (7681, 2041250), (8165, 1920250), (8875, 1766630), (14375, 1090702), (15362, 1020625), (16330, 960125), (17750, 883315), (28750, 545351), (38405, 408250), (40825, 384050), (44375, 353326), (76810, 204125), (81650, 192025), (88750, 176663)]