101220920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 233539200

約数和(自身を除く): 132318280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 179, 211, 268, 335, 358, 422, 536, 670, 716, 844, 895, 1055, 1340, 1432, 1688, 1790, 2110, 2680, 3580, 4220, 7160, 8440, 11993, 14137, 23986, 28274, 37769, 47972, 56548, 59965, 70685, 75538, 95944, 113096, 119930, 141370, 151076, 188845, 239860, 282740, 302152, 377690, 479720, 565480, 755380, 1510760, 2530523, 5061046, 10122092, 12652615, 20244184, 25305230, 50610460, 101220920]

約数ペア:

[(1, 101220920), (2, 50610460), (4, 25305230), (5, 20244184), (8, 12652615), (10, 10122092), (20, 5061046), (40, 2530523), (67, 1510760), (134, 755380), (179, 565480), (211, 479720), (268, 377690), (335, 302152), (358, 282740), (422, 239860), (536, 188845), (670, 151076), (716, 141370), (844, 119930), (895, 113096), (1055, 95944), (1340, 75538), (1432, 70685), (1688, 59965), (1790, 56548), (2110, 47972), (2680, 37769), (3580, 28274), (4220, 23986), (7160, 14137), (8440, 11993)]