90925120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2028

約数の個数: 112

約数和(自身を含む): 254495808

約数和(自身を除く): 163570688

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1430, 1760, 1987, 2080, 2288, 2860, 3520, 3974, 4160, 4576, 5720, 7948, 9152, 9935, 11440, 15896, 19870, 21857, 22880, 25831, 31792, 39740, 43714, 45760, 51662, 63584, 79480, 87428, 103324, 109285, 127168, 129155, 158960, 174856, 206648, 218570, 258310, 284141, 317920, 349712, 413296, 437140, 516620, 568282, 635840, 699424, 826592, 874280, 1033240, 1136564, 1398848, 1420705, 1653184, 1748560, 2066480, 2273128, 2841410, 3497120, 4132960, 4546256, 5682820, 6994240, 8265920, 9092512, 11365640, 18185024, 22731280, 45462560, 90925120]

約数ペア:

[(1, 90925120), (2, 45462560), (4, 22731280), (5, 18185024), (8, 11365640), (10, 9092512), (11, 8265920), (13, 6994240), (16, 5682820), (20, 4546256), (22, 4132960), (26, 3497120), (32, 2841410), (40, 2273128), (44, 2066480), (52, 1748560), (55, 1653184), (64, 1420705), (65, 1398848), (80, 1136564), (88, 1033240), (104, 874280), (110, 826592), (130, 699424), (143, 635840), (160, 568282), (176, 516620), (208, 437140), (220, 413296), (260, 349712), (286, 317920), (320, 284141), (352, 258310), (416, 218570), (440, 206648), (520, 174856), (572, 158960), (704, 129155), (715, 127168), (832, 109285), (880, 103324), (1040, 87428), (1144, 79480), (1430, 63584), (1760, 51662), (1987, 45760), (2080, 43714), (2288, 39740), (2860, 31792), (3520, 25831), (3974, 22880), (4160, 21857), (4576, 19870), (5720, 15896), (7948, 11440), (9152, 9935)]