85728760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8677}}^1$

素因数の和:8720

約数の個数: 64

約数和(自身を含む): 218685600

約数和(自身を除く): 132956840

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 8677, 9880, 17354, 34708, 43385, 69416, 86770, 112801, 164863, 173540, 225602, 329726, 347080, 451204, 564005, 659452, 824315, 902408, 1128010, 1318904, 1648630, 2143219, 2256020, 3297260, 4286438, 4512040, 6594520, 8572876, 10716095, 17145752, 21432190, 42864380, 85728760]

約数ペア:

[(1, 85728760), (2, 42864380), (4, 21432190), (5, 17145752), (8, 10716095), (10, 8572876), (13, 6594520), (19, 4512040), (20, 4286438), (26, 3297260), (38, 2256020), (40, 2143219), (52, 1648630), (65, 1318904), (76, 1128010), (95, 902408), (104, 824315), (130, 659452), (152, 564005), (190, 451204), (247, 347080), (260, 329726), (380, 225602), (494, 173540), (520, 164863), (760, 112801), (988, 86770), (1235, 69416), (1976, 43385), (2470, 34708), (4940, 17354), (8677, 9880)]