129443480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 168601960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 127, 166, 254, 307, 332, 415, 508, 614, 635, 664, 830, 1016, 1228, 1270, 1535, 1660, 2456, 2540, 3070, 3320, 5080, 6140, 10541, 12280, 21082, 25481, 38989, 42164, 50962, 52705, 77978, 84328, 101924, 105410, 127405, 155956, 194945, 203848, 210820, 254810, 311912, 389890, 421640, 509620, 779780, 1019240, 1559560, 3236087, 6472174, 12944348, 16180435, 25888696, 32360870, 64721740, 129443480]

約数ペア:

[(1, 129443480), (2, 64721740), (4, 32360870), (5, 25888696), (8, 16180435), (10, 12944348), (20, 6472174), (40, 3236087), (83, 1559560), (127, 1019240), (166, 779780), (254, 509620), (307, 421640), (332, 389890), (415, 311912), (508, 254810), (614, 210820), (635, 203848), (664, 194945), (830, 155956), (1016, 127405), (1228, 105410), (1270, 101924), (1535, 84328), (1660, 77978), (2456, 52705), (2540, 50962), (3070, 42164), (3320, 38989), (5080, 25481), (6140, 21082), (10541, 12280)]