385715850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197803}}^1$

素因数の和:197831

約数の個数: 48

約数和(自身を含む): 1030163232

約数和(自身を除く): 644447382

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 197803, 395606, 593409, 989015, 1186818, 1978030, 2571439, 2967045, 4945075, 5142878, 5934090, 7714317, 9890150, 12857195, 14835225, 15428634, 25714390, 29670450, 38571585, 64285975, 77143170, 128571950, 192857925, 385715850]

約数ペア:

[(1, 385715850), (2, 192857925), (3, 128571950), (5, 77143170), (6, 64285975), (10, 38571585), (13, 29670450), (15, 25714390), (25, 15428634), (26, 14835225), (30, 12857195), (39, 9890150), (50, 7714317), (65, 5934090), (75, 5142878), (78, 4945075), (130, 2967045), (150, 2571439), (195, 1978030), (325, 1186818), (390, 989015), (650, 593409), (975, 395606), (1950, 197803)]