20347726300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{80777}}^1$

素因数の和:81031

約数の個数: 72

約数和(自身を含む): 48379559760

約数和(自身を除く): 28031833460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 229, 275, 458, 550, 916, 1100, 1145, 2290, 2519, 4580, 5038, 5725, 10076, 11450, 12595, 22900, 25190, 50380, 62975, 80777, 125950, 161554, 251900, 323108, 403885, 807770, 888547, 1615540, 1777094, 2019425, 3554188, 4038850, 4442735, 8077700, 8885470, 17770940, 18497933, 22213675, 36995866, 44427350, 73991732, 88854700, 92489665, 184979330, 203477263, 369958660, 406954526, 462448325, 813909052, 924896650, 1017386315, 1849793300, 2034772630, 4069545260, 5086931575, 10173863150, 20347726300]

約数ペア:

[(1, 20347726300), (2, 10173863150), (4, 5086931575), (5, 4069545260), (10, 2034772630), (11, 1849793300), (20, 1017386315), (22, 924896650), (25, 813909052), (44, 462448325), (50, 406954526), (55, 369958660), (100, 203477263), (110, 184979330), (220, 92489665), (229, 88854700), (275, 73991732), (458, 44427350), (550, 36995866), (916, 22213675), (1100, 18497933), (1145, 17770940), (2290, 8885470), (2519, 8077700), (4580, 4442735), (5038, 4038850), (5725, 3554188), (10076, 2019425), (11450, 1777094), (12595, 1615540), (22900, 888547), (25190, 807770), (50380, 403885), (62975, 323108), (80777, 251900), (125950, 161554)]