31319080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 78858360

約数和(自身を除く): 47539280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 113, 130, 164, 169, 205, 226, 260, 328, 338, 410, 452, 520, 533, 565, 676, 820, 845, 904, 1066, 1130, 1352, 1469, 1640, 1690, 2132, 2260, 2665, 2938, 3380, 4264, 4520, 4633, 5330, 5876, 6760, 6929, 7345, 9266, 10660, 11752, 13858, 14690, 18532, 19097, 21320, 23165, 27716, 29380, 34645, 37064, 38194, 46330, 55432, 58760, 60229, 69290, 76388, 92660, 95485, 120458, 138580, 152776, 185320, 190970, 240916, 277160, 301145, 381940, 481832, 602290, 763880, 782977, 1204580, 1565954, 2409160, 3131908, 3914885, 6263816, 7829770, 15659540, 31319080]

約数ペア:

[(1, 31319080), (2, 15659540), (4, 7829770), (5, 6263816), (8, 3914885), (10, 3131908), (13, 2409160), (20, 1565954), (26, 1204580), (40, 782977), (41, 763880), (52, 602290), (65, 481832), (82, 381940), (104, 301145), (113, 277160), (130, 240916), (164, 190970), (169, 185320), (205, 152776), (226, 138580), (260, 120458), (328, 95485), (338, 92660), (410, 76388), (452, 69290), (520, 60229), (533, 58760), (565, 55432), (676, 46330), (820, 38194), (845, 37064), (904, 34645), (1066, 29380), (1130, 27716), (1352, 23165), (1469, 21320), (1640, 19097), (1690, 18532), (2132, 14690), (2260, 13858), (2665, 11752), (2938, 10660), (3380, 9266), (4264, 7345), (4520, 6929), (4633, 6760), (5330, 5876)]