221704450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2473}}^1$

素因数の和:2659

約数の個数: 48

約数和(自身を含む): 452801376

約数和(自身を除く): 231096926

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 163, 275, 326, 550, 815, 1630, 1793, 2473, 3586, 4075, 4946, 8150, 8965, 12365, 17930, 24730, 27203, 44825, 54406, 61825, 89650, 123650, 136015, 272030, 403099, 680075, 806198, 1360150, 2015495, 4030990, 4434089, 8868178, 10077475, 20154950, 22170445, 44340890, 110852225, 221704450]

約数ペア:

[(1, 221704450), (2, 110852225), (5, 44340890), (10, 22170445), (11, 20154950), (22, 10077475), (25, 8868178), (50, 4434089), (55, 4030990), (110, 2015495), (163, 1360150), (275, 806198), (326, 680075), (550, 403099), (815, 272030), (1630, 136015), (1793, 123650), (2473, 89650), (3586, 61825), (4075, 54406), (4946, 44825), (8150, 27203), (8965, 24730), (12365, 17930)]