4001088455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2160

約数の個数: 64

約数和(自身を含む): 6096384000

約数和(自身を除く): 2095295545

約数列:

[1, 5, 7, 13, 35, 53, 65, 83, 91, 265, 371, 415, 455, 581, 689, 1079, 1855, 1999, 2905, 3445, 4399, 4823, 5395, 7553, 9995, 13993, 21995, 24115, 25987, 30793, 37765, 57187, 69965, 105947, 129935, 153965, 165917, 181909, 285935, 400309, 529735, 741629, 829585, 909545, 1161419, 1377311, 2001545, 2156921, 3708145, 5807095, 6886555, 8793601, 9641177, 10784605, 15098447, 43968005, 48205885, 61555207, 75492235, 114316813, 307776035, 571584065, 800217691, 4001088455]

約数ペア:

[(1, 4001088455), (5, 800217691), (7, 571584065), (13, 307776035), (35, 114316813), (53, 75492235), (65, 61555207), (83, 48205885), (91, 43968005), (265, 15098447), (371, 10784605), (415, 9641177), (455, 8793601), (581, 6886555), (689, 5807095), (1079, 3708145), (1855, 2156921), (1999, 2001545), (2905, 1377311), (3445, 1161419), (4399, 909545), (4823, 829585), (5395, 741629), (7553, 529735), (9995, 400309), (13993, 285935), (21995, 181909), (24115, 165917), (25987, 153965), (30793, 129935), (37765, 105947), (57187, 69965)]