135728960

素因数分解:

$2^6\times 5^1\times {\mathrm{523}}^1\times {\mathrm{811}}^1$

素因数の和:1351

約数の個数: 56

約数和(自身を含む): 324221856

約数和(自身を除く): 188492896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 523, 811, 1046, 1622, 2092, 2615, 3244, 4055, 4184, 5230, 6488, 8110, 8368, 10460, 12976, 16220, 16736, 20920, 25952, 32440, 33472, 41840, 51904, 64880, 83680, 129760, 167360, 259520, 424153, 848306, 1696612, 2120765, 3393224, 4241530, 6786448, 8483060, 13572896, 16966120, 27145792, 33932240, 67864480, 135728960]

約数ペア:

[(1, 135728960), (2, 67864480), (4, 33932240), (5, 27145792), (8, 16966120), (10, 13572896), (16, 8483060), (20, 6786448), (32, 4241530), (40, 3393224), (64, 2120765), (80, 1696612), (160, 848306), (320, 424153), (523, 259520), (811, 167360), (1046, 129760), (1622, 83680), (2092, 64880), (2615, 51904), (3244, 41840), (4055, 33472), (4184, 32440), (5230, 25952), (6488, 20920), (8110, 16736), (8368, 16220), (10460, 12976)]