395224000

素因数分解:

$2^6\times 5^3\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:543

約数の個数: 112

約数和(自身を含む): 989015040

約数和(自身を除く): 593791040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 160, 200, 250, 254, 320, 389, 400, 500, 508, 635, 778, 800, 1000, 1016, 1270, 1556, 1600, 1945, 2000, 2032, 2540, 3112, 3175, 3890, 4000, 4064, 5080, 6224, 6350, 7780, 8000, 8128, 9725, 10160, 12448, 12700, 15560, 15875, 19450, 20320, 24896, 25400, 31120, 31750, 38900, 40640, 48625, 49403, 50800, 62240, 63500, 77800, 97250, 98806, 101600, 124480, 127000, 155600, 194500, 197612, 203200, 247015, 254000, 311200, 389000, 395224, 494030, 508000, 622400, 778000, 790448, 988060, 1016000, 1235075, 1556000, 1580896, 1976120, 2470150, 3112000, 3161792, 3952240, 4940300, 6175375, 7904480, 9880600, 12350750, 15808960, 19761200, 24701500, 39522400, 49403000, 79044800, 98806000, 197612000, 395224000]

約数ペア:

[(1, 395224000), (2, 197612000), (4, 98806000), (5, 79044800), (8, 49403000), (10, 39522400), (16, 24701500), (20, 19761200), (25, 15808960), (32, 12350750), (40, 9880600), (50, 7904480), (64, 6175375), (80, 4940300), (100, 3952240), (125, 3161792), (127, 3112000), (160, 2470150), (200, 1976120), (250, 1580896), (254, 1556000), (320, 1235075), (389, 1016000), (400, 988060), (500, 790448), (508, 778000), (635, 622400), (778, 508000), (800, 494030), (1000, 395224), (1016, 389000), (1270, 311200), (1556, 254000), (1600, 247015), (1945, 203200), (2000, 197612), (2032, 194500), (2540, 155600), (3112, 127000), (3175, 124480), (3890, 101600), (4000, 98806), (4064, 97250), (5080, 77800), (6224, 63500), (6350, 62240), (7780, 50800), (8000, 49403), (8128, 48625), (9725, 40640), (10160, 38900), (12448, 31750), (12700, 31120), (15560, 25400), (15875, 24896), (19450, 20320)]