641547990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{37321}}^1$

素因数の和:37525

約数の個数: 48

約数和(自身を含む): 1676802816

約数和(自身を除く): 1035254826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 1146, 1719, 1910, 2865, 3438, 5730, 8595, 17190, 37321, 74642, 111963, 186605, 223926, 335889, 373210, 559815, 671778, 1119630, 1679445, 3358890, 7128311, 14256622, 21384933, 35641555, 42769866, 64154799, 71283110, 106924665, 128309598, 213849330, 320773995, 641547990]

約数ペア:

[(1, 641547990), (2, 320773995), (3, 213849330), (5, 128309598), (6, 106924665), (9, 71283110), (10, 64154799), (15, 42769866), (18, 35641555), (30, 21384933), (45, 14256622), (90, 7128311), (191, 3358890), (382, 1679445), (573, 1119630), (955, 671778), (1146, 559815), (1719, 373210), (1910, 335889), (2865, 223926), (3438, 186605), (5730, 111963), (8595, 74642), (17190, 37321)]