66660550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6379}}^1$

素因数の和:6421

約数の個数: 48

約数和(自身を含む): 142401600

約数和(自身を除く): 75741050

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 6379, 10450, 12758, 31895, 63790, 70169, 121201, 140338, 159475, 242402, 318950, 350845, 606005, 701690, 1212010, 1333211, 1754225, 2666422, 3030025, 3508450, 6060050, 6666055, 13332110, 33330275, 66660550]

約数ペア:

[(1, 66660550), (2, 33330275), (5, 13332110), (10, 6666055), (11, 6060050), (19, 3508450), (22, 3030025), (25, 2666422), (38, 1754225), (50, 1333211), (55, 1212010), (95, 701690), (110, 606005), (190, 350845), (209, 318950), (275, 242402), (418, 159475), (475, 140338), (550, 121201), (950, 70169), (1045, 63790), (2090, 31895), (5225, 12758), (6379, 10450)]