20167559900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{523}}^1\times {\mathrm{13297}}^1$

素因数の和:13863

約数の個数: 72

約数和(自身を含む): 45362669520

約数和(自身を除く): 25195109620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 523, 580, 725, 1046, 1450, 2092, 2615, 2900, 5230, 10460, 13075, 13297, 15167, 26150, 26594, 30334, 52300, 53188, 60668, 66485, 75835, 132970, 151670, 265940, 303340, 332425, 379175, 385613, 664850, 758350, 771226, 1329700, 1516700, 1542452, 1928065, 3856130, 6954331, 7712260, 9640325, 13908662, 19280650, 27817324, 34771655, 38561300, 69543310, 139086620, 173858275, 201675599, 347716550, 403351198, 695433100, 806702396, 1008377995, 2016755990, 4033511980, 5041889975, 10083779950, 20167559900]

約数ペア:

[(1, 20167559900), (2, 10083779950), (4, 5041889975), (5, 4033511980), (10, 2016755990), (20, 1008377995), (25, 806702396), (29, 695433100), (50, 403351198), (58, 347716550), (100, 201675599), (116, 173858275), (145, 139086620), (290, 69543310), (523, 38561300), (580, 34771655), (725, 27817324), (1046, 19280650), (1450, 13908662), (2092, 9640325), (2615, 7712260), (2900, 6954331), (5230, 3856130), (10460, 1928065), (13075, 1542452), (13297, 1516700), (15167, 1329700), (26150, 771226), (26594, 758350), (30334, 664850), (52300, 385613), (53188, 379175), (60668, 332425), (66485, 303340), (75835, 265940), (132970, 151670)]