51855916

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 113762880

約数和(自身を除く): 61906964

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 79, 98, 119, 158, 196, 197, 238, 316, 394, 476, 553, 788, 833, 1106, 1343, 1379, 1666, 2212, 2686, 2758, 3332, 3349, 3871, 5372, 5516, 6698, 7742, 9401, 9653, 13396, 15484, 15563, 18802, 19306, 23443, 31126, 37604, 38612, 46886, 62252, 65807, 93772, 108941, 131614, 164101, 217882, 263228, 264571, 328202, 435764, 529142, 656404, 762587, 1058284, 1525174, 1851997, 3050348, 3703994, 7407988, 12963979, 25927958, 51855916]

約数ペア:

[(1, 51855916), (2, 25927958), (4, 12963979), (7, 7407988), (14, 3703994), (17, 3050348), (28, 1851997), (34, 1525174), (49, 1058284), (68, 762587), (79, 656404), (98, 529142), (119, 435764), (158, 328202), (196, 264571), (197, 263228), (238, 217882), (316, 164101), (394, 131614), (476, 108941), (553, 93772), (788, 65807), (833, 62252), (1106, 46886), (1343, 38612), (1379, 37604), (1666, 31126), (2212, 23443), (2686, 19306), (2758, 18802), (3332, 15563), (3349, 15484), (3871, 13396), (5372, 9653), (5516, 9401), (6698, 7742)]