55258160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1062

約数の個数: 80

約数和(自身を含む): 139491072

約数和(自身を除く): 84232912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 991, 1360, 1394, 1640, 1982, 2788, 3280, 3485, 3964, 4955, 5576, 6970, 7928, 9910, 11152, 13940, 15856, 16847, 19820, 27880, 33694, 39640, 40631, 55760, 67388, 79280, 81262, 84235, 134776, 162524, 168470, 203155, 269552, 325048, 336940, 406310, 650096, 673880, 690727, 812620, 1347760, 1381454, 1625240, 2762908, 3250480, 3453635, 5525816, 6907270, 11051632, 13814540, 27629080, 55258160]

約数ペア:

[(1, 55258160), (2, 27629080), (4, 13814540), (5, 11051632), (8, 6907270), (10, 5525816), (16, 3453635), (17, 3250480), (20, 2762908), (34, 1625240), (40, 1381454), (41, 1347760), (68, 812620), (80, 690727), (82, 673880), (85, 650096), (136, 406310), (164, 336940), (170, 325048), (205, 269552), (272, 203155), (328, 168470), (340, 162524), (410, 134776), (656, 84235), (680, 81262), (697, 79280), (820, 67388), (991, 55760), (1360, 40631), (1394, 39640), (1640, 33694), (1982, 27880), (2788, 19820), (3280, 16847), (3485, 15856), (3964, 13940), (4955, 11152), (5576, 9910), (6970, 7928)]