15662511225

素因数分解:

$3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{389}}^1\times {\mathrm{1201}}^1$

素因数の和:1755

約数の個数: 72

約数和(自身を含む): 28337751000

約数和(自身を除く): 12675239775

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 149, 225, 389, 447, 745, 1167, 1201, 1341, 1945, 2235, 3501, 3603, 3725, 5835, 6005, 6705, 9725, 10809, 11175, 17505, 18015, 29175, 30025, 33525, 54045, 57961, 87525, 90075, 173883, 178949, 270225, 289805, 467189, 521649, 536847, 869415, 894745, 1401567, 1449025, 1610541, 2335945, 2608245, 2684235, 4204701, 4347075, 4473725, 7007835, 8052705, 11679725, 13041225, 13421175, 21023505, 35039175, 40263525, 69611161, 105117525, 208833483, 348055805, 626500449, 1044167415, 1740279025, 3132502245, 5220837075, 15662511225]

約数ペア:

[(1, 15662511225), (3, 5220837075), (5, 3132502245), (9, 1740279025), (15, 1044167415), (25, 626500449), (45, 348055805), (75, 208833483), (149, 105117525), (225, 69611161), (389, 40263525), (447, 35039175), (745, 21023505), (1167, 13421175), (1201, 13041225), (1341, 11679725), (1945, 8052705), (2235, 7007835), (3501, 4473725), (3603, 4347075), (3725, 4204701), (5835, 2684235), (6005, 2608245), (6705, 2335945), (9725, 1610541), (10809, 1449025), (11175, 1401567), (17505, 894745), (18015, 869415), (29175, 536847), (30025, 521649), (33525, 467189), (54045, 289805), (57961, 270225), (87525, 178949), (90075, 173883)]