66250520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{236609}}^1$

素因数の和:236627

約数の個数: 32

約数和(自身を含む): 170359200

約数和(自身を除く): 104108680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 236609, 473218, 946436, 1183045, 1656263, 1892872, 2366090, 3312526, 4732180, 6625052, 8281315, 9464360, 13250104, 16562630, 33125260, 66250520]

約数ペア:

[(1, 66250520), (2, 33125260), (4, 16562630), (5, 13250104), (7, 9464360), (8, 8281315), (10, 6625052), (14, 4732180), (20, 3312526), (28, 2366090), (35, 1892872), (40, 1656263), (56, 1183045), (70, 946436), (140, 473218), (280, 236609)]