2017287500

素因数分解:

$2^2\times 5^5\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2373

約数の個数: 72

約数和(自身を含む): 4476650976

約数和(自身を除く): 2459363476

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 625, 710, 1250, 1420, 1775, 2273, 2500, 3125, 3550, 4546, 6250, 7100, 8875, 9092, 11365, 12500, 17750, 22730, 35500, 44375, 45460, 56825, 88750, 113650, 161383, 177500, 221875, 227300, 284125, 322766, 443750, 568250, 645532, 806915, 887500, 1136500, 1420625, 1613830, 2841250, 3227660, 4034575, 5682500, 7103125, 8069150, 14206250, 16138300, 20172875, 28412500, 40345750, 80691500, 100864375, 201728750, 403457500, 504321875, 1008643750, 2017287500]

約数ペア:

[(1, 2017287500), (2, 1008643750), (4, 504321875), (5, 403457500), (10, 201728750), (20, 100864375), (25, 80691500), (50, 40345750), (71, 28412500), (100, 20172875), (125, 16138300), (142, 14206250), (250, 8069150), (284, 7103125), (355, 5682500), (500, 4034575), (625, 3227660), (710, 2841250), (1250, 1613830), (1420, 1420625), (1775, 1136500), (2273, 887500), (2500, 806915), (3125, 645532), (3550, 568250), (4546, 443750), (6250, 322766), (7100, 284125), (8875, 227300), (9092, 221875), (11365, 177500), (12500, 161383), (17750, 113650), (22730, 88750), (35500, 56825), (44375, 45460)]