87677975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 139324416

約数和(自身を除く): 51646441

約数列:

[1, 5, 7, 11, 25, 35, 37, 55, 77, 175, 185, 259, 275, 385, 407, 925, 1231, 1295, 1925, 2035, 2849, 6155, 6475, 8617, 10175, 13541, 14245, 30775, 43085, 45547, 67705, 71225, 94787, 215425, 227735, 318829, 338525, 473935, 501017, 1138675, 1594145, 2369675, 2505085, 3507119, 7970725, 12525425, 17535595, 87677975]

約数ペア:

[(1, 87677975), (5, 17535595), (7, 12525425), (11, 7970725), (25, 3507119), (35, 2505085), (37, 2369675), (55, 1594145), (77, 1138675), (175, 501017), (185, 473935), (259, 338525), (275, 318829), (385, 227735), (407, 215425), (925, 94787), (1231, 71225), (1295, 67705), (1925, 45547), (2035, 43085), (2849, 30775), (6155, 14245), (6475, 13541), (8617, 10175)]