74915680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{66889}}^1$

素因数の和:66911

約数の個数: 48

約数和(自身を含む): 202275360

約数和(自身を除く): 127359680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 66889, 133778, 267556, 334445, 468223, 535112, 668890, 936446, 1070224, 1337780, 1872892, 2140448, 2341115, 2675560, 3745784, 4682230, 5351120, 7491568, 9364460, 10702240, 14983136, 18728920, 37457840, 74915680]

約数ペア:

[(1, 74915680), (2, 37457840), (4, 18728920), (5, 14983136), (7, 10702240), (8, 9364460), (10, 7491568), (14, 5351120), (16, 4682230), (20, 3745784), (28, 2675560), (32, 2341115), (35, 2140448), (40, 1872892), (56, 1337780), (70, 1070224), (80, 936446), (112, 668890), (140, 535112), (160, 468223), (224, 334445), (280, 267556), (560, 133778), (1120, 66889)]