51893920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 134522640

約数和(自身を除く): 82628720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 409, 416, 488, 520, 610, 793, 818, 976, 1040, 1220, 1586, 1636, 1952, 2045, 2080, 2440, 3172, 3272, 3965, 4090, 4880, 5317, 6344, 6544, 7930, 8180, 9760, 10634, 12688, 13088, 15860, 16360, 21268, 24949, 25376, 26585, 31720, 32720, 42536, 49898, 53170, 63440, 65440, 85072, 99796, 106340, 124745, 126880, 170144, 199592, 212680, 249490, 324337, 399184, 425360, 498980, 648674, 798368, 850720, 997960, 1297348, 1621685, 1995920, 2594696, 3243370, 3991840, 5189392, 6486740, 10378784, 12973480, 25946960, 51893920]

約数ペア:

[(1, 51893920), (2, 25946960), (4, 12973480), (5, 10378784), (8, 6486740), (10, 5189392), (13, 3991840), (16, 3243370), (20, 2594696), (26, 1995920), (32, 1621685), (40, 1297348), (52, 997960), (61, 850720), (65, 798368), (80, 648674), (104, 498980), (122, 425360), (130, 399184), (160, 324337), (208, 249490), (244, 212680), (260, 199592), (305, 170144), (409, 126880), (416, 124745), (488, 106340), (520, 99796), (610, 85072), (793, 65440), (818, 63440), (976, 53170), (1040, 49898), (1220, 42536), (1586, 32720), (1636, 31720), (1952, 26585), (2045, 25376), (2080, 24949), (2440, 21268), (3172, 16360), (3272, 15860), (3965, 13088), (4090, 12688), (4880, 10634), (5317, 9760), (6344, 8180), (6544, 7930)]