51822680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 149990400

約数和(自身を除く): 98167720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 619, 644, 728, 805, 910, 920, 1196, 1238, 1288, 1495, 1610, 1820, 2093, 2392, 2476, 2990, 3095, 3220, 3640, 4186, 4333, 4952, 5980, 6190, 6440, 8047, 8372, 8666, 10465, 11960, 12380, 14237, 16094, 16744, 17332, 20930, 21665, 24760, 28474, 32188, 34664, 40235, 41860, 43330, 56329, 56948, 64376, 71185, 80470, 83720, 86660, 99659, 112658, 113896, 142370, 160940, 173320, 185081, 199318, 225316, 281645, 284740, 321880, 370162, 398636, 450632, 498295, 563290, 569480, 740324, 797272, 925405, 996590, 1126580, 1295567, 1480648, 1850810, 1993180, 2253160, 2591134, 3701620, 3986360, 5182268, 6477835, 7403240, 10364536, 12955670, 25911340, 51822680]

約数ペア:

[(1, 51822680), (2, 25911340), (4, 12955670), (5, 10364536), (7, 7403240), (8, 6477835), (10, 5182268), (13, 3986360), (14, 3701620), (20, 2591134), (23, 2253160), (26, 1993180), (28, 1850810), (35, 1480648), (40, 1295567), (46, 1126580), (52, 996590), (56, 925405), (65, 797272), (70, 740324), (91, 569480), (92, 563290), (104, 498295), (115, 450632), (130, 398636), (140, 370162), (161, 321880), (182, 284740), (184, 281645), (230, 225316), (260, 199318), (280, 185081), (299, 173320), (322, 160940), (364, 142370), (455, 113896), (460, 112658), (520, 99659), (598, 86660), (619, 83720), (644, 80470), (728, 71185), (805, 64376), (910, 56948), (920, 56329), (1196, 43330), (1238, 41860), (1288, 40235), (1495, 34664), (1610, 32188), (1820, 28474), (2093, 24760), (2392, 21665), (2476, 20930), (2990, 17332), (3095, 16744), (3220, 16094), (3640, 14237), (4186, 12380), (4333, 11960), (4952, 10465), (5980, 8666), (6190, 8372), (6440, 8047)]