66476720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11383}}^1$

素因数の和:11469

約数の個数: 40

約数和(自身を含む): 156689376

約数和(自身を除く): 90212656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 11383, 22766, 45532, 56915, 91064, 113830, 182128, 227660, 455320, 830959, 910640, 1661918, 3323836, 4154795, 6647672, 8309590, 13295344, 16619180, 33238360, 66476720]

約数ペア:

[(1, 66476720), (2, 33238360), (4, 16619180), (5, 13295344), (8, 8309590), (10, 6647672), (16, 4154795), (20, 3323836), (40, 1661918), (73, 910640), (80, 830959), (146, 455320), (292, 227660), (365, 182128), (584, 113830), (730, 91064), (1168, 56915), (1460, 45532), (2920, 22766), (5840, 11383)]