66289840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11351}}^1$

素因数の和:11437

約数の個数: 40

約数和(自身を含む): 156248928

約数和(自身を除く): 89959088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 11351, 22702, 45404, 56755, 90808, 113510, 181616, 227020, 454040, 828623, 908080, 1657246, 3314492, 4143115, 6628984, 8286230, 13257968, 16572460, 33144920, 66289840]

約数ペア:

[(1, 66289840), (2, 33144920), (4, 16572460), (5, 13257968), (8, 8286230), (10, 6628984), (16, 4143115), (20, 3314492), (40, 1657246), (73, 908080), (80, 828623), (146, 454040), (292, 227020), (365, 181616), (584, 113510), (730, 90808), (1168, 56755), (1460, 45404), (2920, 22702), (5840, 11351)]