49771120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 141705216

約数和(自身を除く): 91934096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 47, 56, 61, 62, 70, 80, 94, 112, 122, 124, 140, 155, 188, 217, 235, 244, 248, 280, 305, 310, 329, 376, 427, 434, 470, 488, 496, 560, 610, 620, 658, 752, 854, 868, 940, 976, 1085, 1220, 1240, 1316, 1457, 1645, 1708, 1736, 1880, 1891, 2135, 2170, 2440, 2480, 2632, 2867, 2914, 3290, 3416, 3472, 3760, 3782, 4270, 4340, 4880, 5264, 5734, 5828, 6580, 6832, 7285, 7564, 8540, 8680, 9455, 10199, 11468, 11656, 13160, 13237, 14335, 14570, 15128, 17080, 17360, 18910, 20069, 20398, 22936, 23312, 26320, 26474, 28670, 29140, 30256, 34160, 37820, 40138, 40796, 45872, 50995, 52948, 57340, 58280, 66185, 75640, 80276, 81592, 88877, 100345, 101990, 105896, 114680, 116560, 132370, 151280, 160552, 163184, 177754, 200690, 203980, 211792, 229360, 264740, 321104, 355508, 401380, 407960, 444385, 529480, 622139, 711016, 802760, 815920, 888770, 1058960, 1244278, 1422032, 1605520, 1777540, 2488556, 3110695, 3555080, 4977112, 6221390, 7110160, 9954224, 12442780, 24885560, 49771120]

約数ペア:

[(1, 49771120), (2, 24885560), (4, 12442780), (5, 9954224), (7, 7110160), (8, 6221390), (10, 4977112), (14, 3555080), (16, 3110695), (20, 2488556), (28, 1777540), (31, 1605520), (35, 1422032), (40, 1244278), (47, 1058960), (56, 888770), (61, 815920), (62, 802760), (70, 711016), (80, 622139), (94, 529480), (112, 444385), (122, 407960), (124, 401380), (140, 355508), (155, 321104), (188, 264740), (217, 229360), (235, 211792), (244, 203980), (248, 200690), (280, 177754), (305, 163184), (310, 160552), (329, 151280), (376, 132370), (427, 116560), (434, 114680), (470, 105896), (488, 101990), (496, 100345), (560, 88877), (610, 81592), (620, 80276), (658, 75640), (752, 66185), (854, 58280), (868, 57340), (940, 52948), (976, 50995), (1085, 45872), (1220, 40796), (1240, 40138), (1316, 37820), (1457, 34160), (1645, 30256), (1708, 29140), (1736, 28670), (1880, 26474), (1891, 26320), (2135, 23312), (2170, 22936), (2440, 20398), (2480, 20069), (2632, 18910), (2867, 17360), (2914, 17080), (3290, 15128), (3416, 14570), (3472, 14335), (3760, 13237), (3782, 13160), (4270, 11656), (4340, 11468), (4880, 10199), (5264, 9455), (5734, 8680), (5828, 8540), (6580, 7564), (6832, 7285)]