42123050

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 81021600

約数和(自身を除く): 38898550

約数列:

[1, 2, 5, 10, 25, 50, 59, 109, 118, 131, 218, 262, 295, 545, 590, 655, 1090, 1310, 1475, 2725, 2950, 3275, 5450, 6431, 6550, 7729, 12862, 14279, 15458, 28558, 32155, 38645, 64310, 71395, 77290, 142790, 160775, 193225, 321550, 356975, 386450, 713950, 842461, 1684922, 4212305, 8424610, 21061525, 42123050]

約数ペア:

[(1, 42123050), (2, 21061525), (5, 8424610), (10, 4212305), (25, 1684922), (50, 842461), (59, 713950), (109, 386450), (118, 356975), (131, 321550), (218, 193225), (262, 160775), (295, 142790), (545, 77290), (590, 71395), (655, 64310), (1090, 38645), (1310, 32155), (1475, 28558), (2725, 15458), (2950, 14279), (3275, 12862), (5450, 7729), (6431, 6550)]