65404900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1669

約数の個数: 72

約数和(自身を含む): 159114816

約数和(自身を除く): 93709916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1607, 1628, 1850, 2035, 3214, 3700, 4070, 6428, 8035, 8140, 10175, 16070, 17677, 20350, 32140, 35354, 40175, 40700, 59459, 70708, 80350, 88385, 118918, 160700, 176770, 237836, 297295, 353540, 441925, 594590, 654049, 883850, 1189180, 1308098, 1486475, 1767700, 2616196, 2972950, 3270245, 5945900, 6540490, 13080980, 16351225, 32702450, 65404900]

約数ペア:

[(1, 65404900), (2, 32702450), (4, 16351225), (5, 13080980), (10, 6540490), (11, 5945900), (20, 3270245), (22, 2972950), (25, 2616196), (37, 1767700), (44, 1486475), (50, 1308098), (55, 1189180), (74, 883850), (100, 654049), (110, 594590), (148, 441925), (185, 353540), (220, 297295), (275, 237836), (370, 176770), (407, 160700), (550, 118918), (740, 88385), (814, 80350), (925, 70708), (1100, 59459), (1607, 40700), (1628, 40175), (1850, 35354), (2035, 32140), (3214, 20350), (3700, 17677), (4070, 16070), (6428, 10175), (8035, 8140)]