42542820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{26261}}^1$

素因数の和:26282

約数の個数: 60

約数和(自身を含む): 133463484

約数和(自身を除く): 90920664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 26261, 52522, 78783, 105044, 131305, 157566, 236349, 262610, 315132, 393915, 472698, 525220, 709047, 787830, 945396, 1181745, 1418094, 1575660, 2127141, 2363490, 2836188, 3545235, 4254282, 4726980, 7090470, 8508564, 10635705, 14180940, 21271410, 42542820]

約数ペア:

[(1, 42542820), (2, 21271410), (3, 14180940), (4, 10635705), (5, 8508564), (6, 7090470), (9, 4726980), (10, 4254282), (12, 3545235), (15, 2836188), (18, 2363490), (20, 2127141), (27, 1575660), (30, 1418094), (36, 1181745), (45, 945396), (54, 787830), (60, 709047), (81, 525220), (90, 472698), (108, 393915), (135, 315132), (162, 262610), (180, 236349), (270, 157566), (324, 131305), (405, 105044), (540, 78783), (810, 52522), (1620, 26261)]