20194133750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{857}}^1\times {\mathrm{2693}}^1$

素因数の和:3579

約数の個数: 80

約数和(自身を含む): 43325856288

約数和(自身を除く): 23131722538

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 857, 875, 1250, 1714, 1750, 2693, 4285, 4375, 5386, 5999, 8570, 8750, 11998, 13465, 18851, 21425, 26930, 29995, 37702, 42850, 59990, 67325, 94255, 107125, 134650, 149975, 188510, 214250, 299950, 336625, 471275, 535625, 673250, 749875, 942550, 1071250, 1499750, 1683125, 2307901, 2356375, 3366250, 3749375, 4615802, 4712750, 7498750, 11539505, 11781875, 16155307, 23079010, 23563750, 32310614, 57697525, 80776535, 115395050, 161553070, 288487625, 403882675, 576975250, 807765350, 1442438125, 2019413375, 2884876250, 4038826750, 10097066875, 20194133750]

約数ペア:

[(1, 20194133750), (2, 10097066875), (5, 4038826750), (7, 2884876250), (10, 2019413375), (14, 1442438125), (25, 807765350), (35, 576975250), (50, 403882675), (70, 288487625), (125, 161553070), (175, 115395050), (250, 80776535), (350, 57697525), (625, 32310614), (857, 23563750), (875, 23079010), (1250, 16155307), (1714, 11781875), (1750, 11539505), (2693, 7498750), (4285, 4712750), (4375, 4615802), (5386, 3749375), (5999, 3366250), (8570, 2356375), (8750, 2307901), (11998, 1683125), (13465, 1499750), (18851, 1071250), (21425, 942550), (26930, 749875), (29995, 673250), (37702, 535625), (42850, 471275), (59990, 336625), (67325, 299950), (94255, 214250), (107125, 188510), (134650, 149975)]