80884730

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{619}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 148651200

約数和(自身を除く): 67766470

約数列:

[1, 2, 5, 10, 73, 146, 179, 358, 365, 619, 730, 895, 1238, 1790, 3095, 6190, 13067, 26134, 45187, 65335, 90374, 110801, 130670, 221602, 225935, 451870, 554005, 1108010, 8088473, 16176946, 40442365, 80884730]

約数ペア:

[(1, 80884730), (2, 40442365), (5, 16176946), (10, 8088473), (73, 1108010), (146, 554005), (179, 451870), (358, 225935), (365, 221602), (619, 130670), (730, 110801), (895, 90374), (1238, 65335), (1790, 45187), (3095, 26134), (6190, 13067)]