87691208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 185068800

約数和(自身を除く): 97377592

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 107, 134, 139, 214, 268, 278, 428, 536, 556, 737, 856, 1112, 1177, 1474, 1529, 2354, 2948, 3058, 4708, 5896, 6116, 7169, 9313, 9416, 12232, 14338, 14873, 18626, 28676, 29746, 37252, 57352, 59492, 74504, 78859, 102443, 118984, 157718, 163603, 204886, 315436, 327206, 409772, 630872, 654412, 819544, 996491, 1308824, 1992982, 3985964, 7971928, 10961401, 21922802, 43845604, 87691208]

約数ペア:

[(1, 87691208), (2, 43845604), (4, 21922802), (8, 10961401), (11, 7971928), (22, 3985964), (44, 1992982), (67, 1308824), (88, 996491), (107, 819544), (134, 654412), (139, 630872), (214, 409772), (268, 327206), (278, 315436), (428, 204886), (536, 163603), (556, 157718), (737, 118984), (856, 102443), (1112, 78859), (1177, 74504), (1474, 59492), (1529, 57352), (2354, 37252), (2948, 29746), (3058, 28676), (4708, 18626), (5896, 14873), (6116, 14338), (7169, 12232), (9313, 9416)]