25049220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 87521280

約数和(自身を除く): 62472060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 43, 57, 60, 70, 73, 76, 84, 86, 95, 105, 114, 129, 133, 140, 146, 172, 190, 210, 215, 219, 228, 258, 266, 285, 292, 301, 365, 380, 399, 420, 430, 438, 511, 516, 532, 570, 602, 645, 665, 730, 798, 817, 860, 876, 903, 1022, 1095, 1140, 1204, 1290, 1330, 1387, 1460, 1505, 1533, 1596, 1634, 1806, 1995, 2044, 2190, 2451, 2555, 2580, 2660, 2774, 3010, 3066, 3139, 3268, 3612, 3990, 4085, 4161, 4380, 4515, 4902, 5110, 5548, 5719, 6020, 6132, 6278, 6935, 7665, 7980, 8170, 8322, 9030, 9417, 9709, 9804, 10220, 11438, 12255, 12556, 13870, 15330, 15695, 16340, 16644, 17157, 18060, 18834, 19418, 20805, 21973, 22876, 24510, 27740, 28595, 29127, 30660, 31390, 34314, 37668, 38836, 41610, 43946, 47085, 48545, 49020, 57190, 58254, 59641, 62780, 65919, 68628, 83220, 85785, 87892, 94170, 97090, 109865, 114380, 116508, 119282, 131838, 145635, 171570, 178923, 188340, 194180, 219730, 238564, 263676, 291270, 298205, 329595, 343140, 357846, 417487, 439460, 582540, 596410, 659190, 715692, 834974, 894615, 1192820, 1252461, 1318380, 1669948, 1789230, 2087435, 2504922, 3578460, 4174870, 5009844, 6262305, 8349740, 12524610, 25049220]

約数ペア:

[(1, 25049220), (2, 12524610), (3, 8349740), (4, 6262305), (5, 5009844), (6, 4174870), (7, 3578460), (10, 2504922), (12, 2087435), (14, 1789230), (15, 1669948), (19, 1318380), (20, 1252461), (21, 1192820), (28, 894615), (30, 834974), (35, 715692), (38, 659190), (42, 596410), (43, 582540), (57, 439460), (60, 417487), (70, 357846), (73, 343140), (76, 329595), (84, 298205), (86, 291270), (95, 263676), (105, 238564), (114, 219730), (129, 194180), (133, 188340), (140, 178923), (146, 171570), (172, 145635), (190, 131838), (210, 119282), (215, 116508), (219, 114380), (228, 109865), (258, 97090), (266, 94170), (285, 87892), (292, 85785), (301, 83220), (365, 68628), (380, 65919), (399, 62780), (420, 59641), (430, 58254), (438, 57190), (511, 49020), (516, 48545), (532, 47085), (570, 43946), (602, 41610), (645, 38836), (665, 37668), (730, 34314), (798, 31390), (817, 30660), (860, 29127), (876, 28595), (903, 27740), (1022, 24510), (1095, 22876), (1140, 21973), (1204, 20805), (1290, 19418), (1330, 18834), (1387, 18060), (1460, 17157), (1505, 16644), (1533, 16340), (1596, 15695), (1634, 15330), (1806, 13870), (1995, 12556), (2044, 12255), (2190, 11438), (2451, 10220), (2555, 9804), (2580, 9709), (2660, 9417), (2774, 9030), (3010, 8322), (3066, 8170), (3139, 7980), (3268, 7665), (3612, 6935), (3990, 6278), (4085, 6132), (4161, 6020), (4380, 5719), (4515, 5548), (4902, 5110)]