201890480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3761}}^1$

素因数の和:3846

約数の個数: 80

約数和(自身を含む): 520600608

約数和(自身を除く): 318710128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 3761, 4880, 5368, 6710, 7522, 10736, 13420, 15044, 18805, 26840, 30088, 37610, 41371, 53680, 60176, 75220, 82742, 150440, 165484, 206855, 229421, 300880, 330968, 413710, 458842, 661936, 827420, 917684, 1147105, 1654840, 1835368, 2294210, 2523631, 3309680, 3670736, 4588420, 5047262, 9176840, 10094524, 12618155, 18353680, 20189048, 25236310, 40378096, 50472620, 100945240, 201890480]

約数ペア:

[(1, 201890480), (2, 100945240), (4, 50472620), (5, 40378096), (8, 25236310), (10, 20189048), (11, 18353680), (16, 12618155), (20, 10094524), (22, 9176840), (40, 5047262), (44, 4588420), (55, 3670736), (61, 3309680), (80, 2523631), (88, 2294210), (110, 1835368), (122, 1654840), (176, 1147105), (220, 917684), (244, 827420), (305, 661936), (440, 458842), (488, 413710), (610, 330968), (671, 300880), (880, 229421), (976, 206855), (1220, 165484), (1342, 150440), (2440, 82742), (2684, 75220), (3355, 60176), (3761, 53680), (4880, 41371), (5368, 37610), (6710, 30088), (7522, 26840), (10736, 18805), (13420, 15044)]