102805840

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{3067}}^1$

素因数の和:3499

約数の個数: 40

約数和(自身を含む): 239672160

約数和(自身を除く): 136866320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 3067, 3352, 4190, 6134, 6704, 8380, 12268, 15335, 16760, 24536, 30670, 33520, 49072, 61340, 122680, 245360, 1285073, 2570146, 5140292, 6425365, 10280584, 12850730, 20561168, 25701460, 51402920, 102805840]

約数ペア:

[(1, 102805840), (2, 51402920), (4, 25701460), (5, 20561168), (8, 12850730), (10, 10280584), (16, 6425365), (20, 5140292), (40, 2570146), (80, 1285073), (419, 245360), (838, 122680), (1676, 61340), (2095, 49072), (3067, 33520), (3352, 30670), (4190, 24536), (6134, 16760), (6704, 15335), (8380, 12268)]