1651489580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{45697}}^1$

素因数の和:45858

約数の個数: 48

約数和(自身を含む): 3761859360

約数和(自身を除く): 2110369780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 7228, 9035, 18070, 36140, 45697, 91394, 182788, 228485, 456970, 594061, 913940, 1188122, 2376244, 2970305, 5940610, 6351883, 11881220, 12703766, 25407532, 31759415, 63518830, 82574479, 127037660, 165148958, 330297916, 412872395, 825744790, 1651489580]

約数ペア:

[(1, 1651489580), (2, 825744790), (4, 412872395), (5, 330297916), (10, 165148958), (13, 127037660), (20, 82574479), (26, 63518830), (52, 31759415), (65, 25407532), (130, 12703766), (139, 11881220), (260, 6351883), (278, 5940610), (556, 2970305), (695, 2376244), (1390, 1188122), (1807, 913940), (2780, 594061), (3614, 456970), (7228, 228485), (9035, 182788), (18070, 91394), (36140, 45697)]