166805870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12743}}^1$

素因数の和:12785

約数の個数: 64

約数和(自身を含む): 396389376

約数和(自身を除く): 229583506

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2618, 6545, 12743, 13090, 25486, 63715, 89201, 127430, 140173, 178402, 216631, 280346, 433262, 446005, 700865, 892010, 981211, 1083155, 1401730, 1516417, 1962422, 2166310, 2382941, 3032834, 4765882, 4906055, 7582085, 9812110, 11914705, 15164170, 16680587, 23829410, 33361174, 83402935, 166805870]

約数ペア:

[(1, 166805870), (2, 83402935), (5, 33361174), (7, 23829410), (10, 16680587), (11, 15164170), (14, 11914705), (17, 9812110), (22, 7582085), (34, 4906055), (35, 4765882), (55, 3032834), (70, 2382941), (77, 2166310), (85, 1962422), (110, 1516417), (119, 1401730), (154, 1083155), (170, 981211), (187, 892010), (238, 700865), (374, 446005), (385, 433262), (595, 280346), (770, 216631), (935, 178402), (1190, 140173), (1309, 127430), (1870, 89201), (2618, 63715), (6545, 25486), (12743, 13090)]