55278825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 105993216

約数和(自身を除く): 50714391

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 71, 75, 105, 175, 213, 355, 497, 525, 1065, 1483, 1491, 1775, 2485, 4449, 5325, 7415, 7455, 10381, 12425, 22245, 31143, 37075, 37275, 51905, 105293, 111225, 155715, 259525, 315879, 526465, 737051, 778575, 1579395, 2211153, 2632325, 3685255, 7896975, 11055765, 18426275, 55278825]

約数ペア:

[(1, 55278825), (3, 18426275), (5, 11055765), (7, 7896975), (15, 3685255), (21, 2632325), (25, 2211153), (35, 1579395), (71, 778575), (75, 737051), (105, 526465), (175, 315879), (213, 259525), (355, 155715), (497, 111225), (525, 105293), (1065, 51905), (1483, 37275), (1491, 37075), (1775, 31143), (2485, 22245), (4449, 12425), (5325, 10381), (7415, 7455)]