24998870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 52920000

約数和(自身を除く): 27921130

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 190, 247, 290, 349, 377, 494, 551, 698, 754, 1102, 1235, 1745, 1885, 2470, 2755, 3490, 3770, 4537, 5510, 6631, 7163, 9074, 10121, 13262, 14326, 20242, 22685, 33155, 35815, 45370, 50605, 66310, 71630, 86203, 101210, 131573, 172406, 192299, 263146, 384598, 431015, 657865, 862030, 961495, 1315730, 1922990, 2499887, 4999774, 12499435, 24998870]

約数ペア:

[(1, 24998870), (2, 12499435), (5, 4999774), (10, 2499887), (13, 1922990), (19, 1315730), (26, 961495), (29, 862030), (38, 657865), (58, 431015), (65, 384598), (95, 263146), (130, 192299), (145, 172406), (190, 131573), (247, 101210), (290, 86203), (349, 71630), (377, 66310), (494, 50605), (551, 45370), (698, 35815), (754, 33155), (1102, 22685), (1235, 20242), (1745, 14326), (1885, 13262), (2470, 10121), (2755, 9074), (3490, 7163), (3770, 6631), (4537, 5510)]