25122400

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1064

約数の個数: 72

約数和(自身を含む): 63370944

約数和(自身を除く): 38248544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1013, 1240, 1550, 2026, 2480, 3100, 4052, 4960, 5065, 6200, 8104, 10130, 12400, 16208, 20260, 24800, 25325, 31403, 32416, 40520, 50650, 62806, 81040, 101300, 125612, 157015, 162080, 202600, 251224, 314030, 405200, 502448, 628060, 785075, 810400, 1004896, 1256120, 1570150, 2512240, 3140300, 5024480, 6280600, 12561200, 25122400]

約数ペア:

[(1, 25122400), (2, 12561200), (4, 6280600), (5, 5024480), (8, 3140300), (10, 2512240), (16, 1570150), (20, 1256120), (25, 1004896), (31, 810400), (32, 785075), (40, 628060), (50, 502448), (62, 405200), (80, 314030), (100, 251224), (124, 202600), (155, 162080), (160, 157015), (200, 125612), (248, 101300), (310, 81040), (400, 62806), (496, 50650), (620, 40520), (775, 32416), (800, 31403), (992, 25325), (1013, 24800), (1240, 20260), (1550, 16208), (2026, 12400), (2480, 10130), (3100, 8104), (4052, 6200), (4960, 5065)]