2491423376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{8221}}^1$

素因数の和:8320

約数の個数: 80

約数和(自身を含む): 5480982528

約数和(自身を除く): 2989559152

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 496, 611, 752, 806, 1222, 1457, 1612, 2444, 2914, 3224, 4888, 5828, 6448, 8221, 9776, 11656, 16442, 18941, 23312, 32884, 37882, 65768, 75764, 106873, 131536, 151528, 213746, 254851, 303056, 386387, 427492, 509702, 772774, 854984, 1019404, 1545548, 1709968, 2038808, 3091096, 3313063, 4077616, 5023031, 6182192, 6626126, 10046062, 11977997, 13252252, 20092124, 23955994, 26504504, 40184248, 47911988, 53009008, 80368496, 95823976, 155713961, 191647952, 311427922, 622855844, 1245711688, 2491423376]

約数ペア:

[(1, 2491423376), (2, 1245711688), (4, 622855844), (8, 311427922), (13, 191647952), (16, 155713961), (26, 95823976), (31, 80368496), (47, 53009008), (52, 47911988), (62, 40184248), (94, 26504504), (104, 23955994), (124, 20092124), (188, 13252252), (208, 11977997), (248, 10046062), (376, 6626126), (403, 6182192), (496, 5023031), (611, 4077616), (752, 3313063), (806, 3091096), (1222, 2038808), (1457, 1709968), (1612, 1545548), (2444, 1019404), (2914, 854984), (3224, 772774), (4888, 509702), (5828, 427492), (6448, 386387), (8221, 303056), (9776, 254851), (11656, 213746), (16442, 151528), (18941, 131536), (23312, 106873), (32884, 75764), (37882, 65768)]