25760406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 63106560

約数和(自身を除く): 37346154

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 109, 119, 218, 238, 327, 331, 357, 654, 662, 714, 763, 993, 1526, 1853, 1986, 2289, 2317, 3706, 4578, 4634, 5559, 5627, 6951, 11118, 11254, 12971, 13902, 16881, 25942, 33762, 36079, 38913, 39389, 72158, 77826, 78778, 108237, 118167, 216474, 236334, 252553, 505106, 613343, 757659, 1226686, 1515318, 1840029, 3680058, 4293401, 8586802, 12880203, 25760406]

約数ペア:

[(1, 25760406), (2, 12880203), (3, 8586802), (6, 4293401), (7, 3680058), (14, 1840029), (17, 1515318), (21, 1226686), (34, 757659), (42, 613343), (51, 505106), (102, 252553), (109, 236334), (119, 216474), (218, 118167), (238, 108237), (327, 78778), (331, 77826), (357, 72158), (654, 39389), (662, 38913), (714, 36079), (763, 33762), (993, 25942), (1526, 16881), (1853, 13902), (1986, 12971), (2289, 11254), (2317, 11118), (3706, 6951), (4578, 5627), (4634, 5559)]