49387780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 115496136

約数和(自身を除く): 66108356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 113, 130, 164, 205, 226, 260, 410, 452, 533, 565, 820, 1066, 1130, 1469, 1681, 2132, 2260, 2665, 2938, 3362, 4633, 5330, 5876, 6724, 7345, 8405, 9266, 10660, 14690, 16810, 18532, 21853, 23165, 29380, 33620, 43706, 46330, 60229, 87412, 92660, 109265, 120458, 189953, 218530, 240916, 301145, 379906, 437060, 602290, 759812, 949765, 1204580, 1899530, 2469389, 3799060, 4938778, 9877556, 12346945, 24693890, 49387780]

約数ペア:

[(1, 49387780), (2, 24693890), (4, 12346945), (5, 9877556), (10, 4938778), (13, 3799060), (20, 2469389), (26, 1899530), (41, 1204580), (52, 949765), (65, 759812), (82, 602290), (113, 437060), (130, 379906), (164, 301145), (205, 240916), (226, 218530), (260, 189953), (410, 120458), (452, 109265), (533, 92660), (565, 87412), (820, 60229), (1066, 46330), (1130, 43706), (1469, 33620), (1681, 29380), (2132, 23165), (2260, 21853), (2665, 18532), (2938, 16810), (3362, 14690), (4633, 10660), (5330, 9266), (5876, 8405), (6724, 7345)]