251224000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1071

約数の個数: 112

約数和(自身を含む): 642859776

約数和(自身を除く): 391635776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 620, 775, 800, 992, 1000, 1013, 1240, 1550, 1600, 1984, 2000, 2026, 2480, 3100, 3875, 4000, 4052, 4960, 5065, 6200, 7750, 8000, 8104, 9920, 10130, 12400, 15500, 16208, 20260, 24800, 25325, 31000, 31403, 32416, 40520, 49600, 50650, 62000, 62806, 64832, 81040, 101300, 124000, 125612, 126625, 157015, 162080, 202600, 248000, 251224, 253250, 314030, 324160, 405200, 502448, 506500, 628060, 785075, 810400, 1004896, 1013000, 1256120, 1570150, 1620800, 2009792, 2026000, 2512240, 3140300, 3925375, 4052000, 5024480, 6280600, 7850750, 8104000, 10048960, 12561200, 15701500, 25122400, 31403000, 50244800, 62806000, 125612000, 251224000]

約数ペア:

[(1, 251224000), (2, 125612000), (4, 62806000), (5, 50244800), (8, 31403000), (10, 25122400), (16, 15701500), (20, 12561200), (25, 10048960), (31, 8104000), (32, 7850750), (40, 6280600), (50, 5024480), (62, 4052000), (64, 3925375), (80, 3140300), (100, 2512240), (124, 2026000), (125, 2009792), (155, 1620800), (160, 1570150), (200, 1256120), (248, 1013000), (250, 1004896), (310, 810400), (320, 785075), (400, 628060), (496, 506500), (500, 502448), (620, 405200), (775, 324160), (800, 314030), (992, 253250), (1000, 251224), (1013, 248000), (1240, 202600), (1550, 162080), (1600, 157015), (1984, 126625), (2000, 125612), (2026, 124000), (2480, 101300), (3100, 81040), (3875, 64832), (4000, 62806), (4052, 62000), (4960, 50650), (5065, 49600), (6200, 40520), (7750, 32416), (8000, 31403), (8104, 31000), (9920, 25325), (10130, 24800), (12400, 20260), (15500, 16208)]