158089600

素因数分解:

$2^7\times 5^2\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 394617600

約数和(自身を除く): 236528000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 320, 389, 400, 508, 635, 640, 778, 800, 1016, 1270, 1556, 1600, 1945, 2032, 2540, 3112, 3175, 3200, 3890, 4064, 5080, 6224, 6350, 7780, 8128, 9725, 10160, 12448, 12700, 15560, 16256, 19450, 20320, 24896, 25400, 31120, 38900, 40640, 49403, 49792, 50800, 62240, 77800, 81280, 98806, 101600, 124480, 155600, 197612, 203200, 247015, 248960, 311200, 395224, 406400, 494030, 622400, 790448, 988060, 1235075, 1244800, 1580896, 1976120, 2470150, 3161792, 3952240, 4940300, 6323584, 7904480, 9880600, 15808960, 19761200, 31617920, 39522400, 79044800, 158089600]

約数ペア:

[(1, 158089600), (2, 79044800), (4, 39522400), (5, 31617920), (8, 19761200), (10, 15808960), (16, 9880600), (20, 7904480), (25, 6323584), (32, 4940300), (40, 3952240), (50, 3161792), (64, 2470150), (80, 1976120), (100, 1580896), (127, 1244800), (128, 1235075), (160, 988060), (200, 790448), (254, 622400), (320, 494030), (389, 406400), (400, 395224), (508, 311200), (635, 248960), (640, 247015), (778, 203200), (800, 197612), (1016, 155600), (1270, 124480), (1556, 101600), (1600, 98806), (1945, 81280), (2032, 77800), (2540, 62240), (3112, 50800), (3175, 49792), (3200, 49403), (3890, 40640), (4064, 38900), (5080, 31120), (6224, 25400), (6350, 24896), (7780, 20320), (8128, 19450), (9725, 16256), (10160, 15560), (12448, 12700)]