90215950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2773

約数の個数: 48

約数和(自身を含む): 186126480

約数和(自身を除く): 95910530

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 275, 305, 550, 610, 671, 1342, 1525, 2689, 3050, 3355, 5378, 6710, 13445, 16775, 26890, 29579, 33550, 59158, 67225, 134450, 147895, 164029, 295790, 328058, 739475, 820145, 1478950, 1640290, 1804319, 3608638, 4100725, 8201450, 9021595, 18043190, 45107975, 90215950]

約数ペア:

[(1, 90215950), (2, 45107975), (5, 18043190), (10, 9021595), (11, 8201450), (22, 4100725), (25, 3608638), (50, 1804319), (55, 1640290), (61, 1478950), (110, 820145), (122, 739475), (275, 328058), (305, 295790), (550, 164029), (610, 147895), (671, 134450), (1342, 67225), (1525, 59158), (2689, 33550), (3050, 29579), (3355, 26890), (5378, 16775), (6710, 13445)]