389272208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:952

約数の個数: 80

約数和(自身を含む): 850945536

約数和(自身を除く): 461673328

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 146, 208, 248, 292, 403, 496, 584, 806, 827, 949, 1168, 1612, 1654, 1898, 2263, 3224, 3308, 3796, 4526, 6448, 6616, 7592, 9052, 10751, 13232, 15184, 18104, 21502, 25637, 29419, 36208, 43004, 51274, 58838, 60371, 86008, 102548, 117676, 120742, 172016, 205096, 235352, 241484, 333281, 410192, 470704, 482968, 666562, 784823, 965936, 1333124, 1569646, 1871501, 2666248, 3139292, 3743002, 5332496, 6278584, 7486004, 12557168, 14972008, 24329513, 29944016, 48659026, 97318052, 194636104, 389272208]

約数ペア:

[(1, 389272208), (2, 194636104), (4, 97318052), (8, 48659026), (13, 29944016), (16, 24329513), (26, 14972008), (31, 12557168), (52, 7486004), (62, 6278584), (73, 5332496), (104, 3743002), (124, 3139292), (146, 2666248), (208, 1871501), (248, 1569646), (292, 1333124), (403, 965936), (496, 784823), (584, 666562), (806, 482968), (827, 470704), (949, 410192), (1168, 333281), (1612, 241484), (1654, 235352), (1898, 205096), (2263, 172016), (3224, 120742), (3308, 117676), (3796, 102548), (4526, 86008), (6448, 60371), (6616, 58838), (7592, 51274), (9052, 43004), (10751, 36208), (13232, 29419), (15184, 25637), (18104, 21502)]