15725008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 36247680

約数和(自身を除く): 20522672

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 173, 184, 208, 247, 299, 304, 346, 368, 437, 494, 598, 692, 874, 988, 1196, 1384, 1748, 1976, 2249, 2392, 2768, 3287, 3496, 3952, 3979, 4498, 4784, 5681, 6574, 6992, 7958, 8996, 11362, 13148, 15916, 17992, 22724, 26296, 31832, 35984, 42731, 45448, 51727, 52592, 63664, 75601, 85462, 90896, 103454, 151202, 170924, 206908, 302404, 341848, 413816, 604808, 683696, 827632, 982813, 1209616, 1965626, 3931252, 7862504, 15725008]

約数ペア:

[(1, 15725008), (2, 7862504), (4, 3931252), (8, 1965626), (13, 1209616), (16, 982813), (19, 827632), (23, 683696), (26, 604808), (38, 413816), (46, 341848), (52, 302404), (76, 206908), (92, 170924), (104, 151202), (152, 103454), (173, 90896), (184, 85462), (208, 75601), (247, 63664), (299, 52592), (304, 51727), (346, 45448), (368, 42731), (437, 35984), (494, 31832), (598, 26296), (692, 22724), (874, 17992), (988, 15916), (1196, 13148), (1384, 11362), (1748, 8996), (1976, 7958), (2249, 6992), (2392, 6574), (2768, 5681), (3287, 4784), (3496, 4498), (3952, 3979)]