25499320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 75893760

約数和(自身を除く): 50394440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 487, 595, 616, 680, 748, 770, 935, 952, 974, 1190, 1309, 1496, 1540, 1870, 1948, 2380, 2435, 2618, 3080, 3409, 3740, 3896, 4760, 4870, 5236, 5357, 6545, 6818, 7480, 8279, 9740, 10472, 10714, 13090, 13636, 16558, 17045, 19480, 21428, 26180, 26785, 27272, 33116, 34090, 37499, 41395, 42856, 52360, 53570, 57953, 66232, 68180, 74998, 82790, 91069, 107140, 115906, 136360, 149996, 165580, 182138, 187495, 214280, 231812, 289765, 299992, 331160, 364276, 374990, 455345, 463624, 579530, 637483, 728552, 749980, 910690, 1159060, 1274966, 1499960, 1821380, 2318120, 2549932, 3187415, 3642760, 5099864, 6374830, 12749660, 25499320]

約数ペア:

[(1, 25499320), (2, 12749660), (4, 6374830), (5, 5099864), (7, 3642760), (8, 3187415), (10, 2549932), (11, 2318120), (14, 1821380), (17, 1499960), (20, 1274966), (22, 1159060), (28, 910690), (34, 749980), (35, 728552), (40, 637483), (44, 579530), (55, 463624), (56, 455345), (68, 374990), (70, 364276), (77, 331160), (85, 299992), (88, 289765), (110, 231812), (119, 214280), (136, 187495), (140, 182138), (154, 165580), (170, 149996), (187, 136360), (220, 115906), (238, 107140), (280, 91069), (308, 82790), (340, 74998), (374, 68180), (385, 66232), (440, 57953), (476, 53570), (487, 52360), (595, 42856), (616, 41395), (680, 37499), (748, 34090), (770, 33116), (935, 27272), (952, 26785), (974, 26180), (1190, 21428), (1309, 19480), (1496, 17045), (1540, 16558), (1870, 13636), (1948, 13090), (2380, 10714), (2435, 10472), (2618, 9740), (3080, 8279), (3409, 7480), (3740, 6818), (3896, 6545), (4760, 5357), (4870, 5236)]