68655520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:662

約数の個数: 96

約数和(自身を含む): 176033088

約数和(自身を除く): 107377568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 340, 344, 430, 544, 587, 680, 688, 731, 860, 1174, 1360, 1376, 1462, 1720, 2348, 2720, 2924, 2935, 3440, 3655, 4696, 5848, 5870, 6880, 7310, 9392, 9979, 11696, 11740, 14620, 18784, 19958, 23392, 23480, 25241, 29240, 39916, 46960, 49895, 50482, 58480, 79832, 93920, 99790, 100964, 116960, 126205, 159664, 199580, 201928, 252410, 319328, 399160, 403856, 429097, 504820, 798320, 807712, 858194, 1009640, 1596640, 1716388, 2019280, 2145485, 3432776, 4038560, 4290970, 6865552, 8581940, 13731104, 17163880, 34327760, 68655520]

約数ペア:

[(1, 68655520), (2, 34327760), (4, 17163880), (5, 13731104), (8, 8581940), (10, 6865552), (16, 4290970), (17, 4038560), (20, 3432776), (32, 2145485), (34, 2019280), (40, 1716388), (43, 1596640), (68, 1009640), (80, 858194), (85, 807712), (86, 798320), (136, 504820), (160, 429097), (170, 403856), (172, 399160), (215, 319328), (272, 252410), (340, 201928), (344, 199580), (430, 159664), (544, 126205), (587, 116960), (680, 100964), (688, 99790), (731, 93920), (860, 79832), (1174, 58480), (1360, 50482), (1376, 49895), (1462, 46960), (1720, 39916), (2348, 29240), (2720, 25241), (2924, 23480), (2935, 23392), (3440, 19958), (3655, 18784), (4696, 14620), (5848, 11740), (5870, 11696), (6880, 9979), (7310, 9392)]