128835850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 289731456

約数和(自身を除く): 160895606

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 37, 50, 55, 65, 74, 110, 130, 143, 185, 275, 286, 325, 370, 407, 481, 487, 550, 650, 715, 814, 925, 962, 974, 1430, 1850, 2035, 2405, 2435, 3575, 4070, 4810, 4870, 5291, 5357, 6331, 7150, 10175, 10582, 10714, 12025, 12175, 12662, 18019, 20350, 24050, 24350, 26455, 26785, 31655, 36038, 52910, 53570, 63310, 69641, 90095, 132275, 133925, 139282, 158275, 180190, 198209, 234247, 264550, 267850, 316550, 348205, 396418, 450475, 468494, 696410, 900950, 991045, 1171235, 1741025, 1982090, 2342470, 2576717, 3482050, 4955225, 5153434, 5856175, 9910450, 11712350, 12883585, 25767170, 64417925, 128835850]

約数ペア:

[(1, 128835850), (2, 64417925), (5, 25767170), (10, 12883585), (11, 11712350), (13, 9910450), (22, 5856175), (25, 5153434), (26, 4955225), (37, 3482050), (50, 2576717), (55, 2342470), (65, 1982090), (74, 1741025), (110, 1171235), (130, 991045), (143, 900950), (185, 696410), (275, 468494), (286, 450475), (325, 396418), (370, 348205), (407, 316550), (481, 267850), (487, 264550), (550, 234247), (650, 198209), (715, 180190), (814, 158275), (925, 139282), (962, 133925), (974, 132275), (1430, 90095), (1850, 69641), (2035, 63310), (2405, 53570), (2435, 52910), (3575, 36038), (4070, 31655), (4810, 26785), (4870, 26455), (5291, 24350), (5357, 24050), (6331, 20350), (7150, 18019), (10175, 12662), (10582, 12175), (10714, 12025)]