220132900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{541}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 517031144

約数和(自身を除く): 296898244

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 313, 325, 541, 626, 650, 1082, 1252, 1300, 1565, 2164, 2705, 3130, 4069, 5410, 6260, 7033, 7825, 8138, 10820, 13525, 14066, 15650, 16276, 20345, 27050, 28132, 31300, 35165, 40690, 54100, 70330, 81380, 101725, 140660, 169333, 175825, 203450, 338666, 351650, 406900, 677332, 703300, 846665, 1693330, 2201329, 3386660, 4233325, 4402658, 8466650, 8805316, 11006645, 16933300, 22013290, 44026580, 55033225, 110066450, 220132900]

約数ペア:

[(1, 220132900), (2, 110066450), (4, 55033225), (5, 44026580), (10, 22013290), (13, 16933300), (20, 11006645), (25, 8805316), (26, 8466650), (50, 4402658), (52, 4233325), (65, 3386660), (100, 2201329), (130, 1693330), (260, 846665), (313, 703300), (325, 677332), (541, 406900), (626, 351650), (650, 338666), (1082, 203450), (1252, 175825), (1300, 169333), (1565, 140660), (2164, 101725), (2705, 81380), (3130, 70330), (4069, 54100), (5410, 40690), (6260, 35165), (7033, 31300), (7825, 28132), (8138, 27050), (10820, 20345), (13525, 16276), (14066, 15650)]