406985200

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 120

約数和(自身を含む): 1017537552

約数和(自身を除く): 610552352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 107, 148, 185, 200, 214, 257, 296, 370, 400, 428, 514, 535, 592, 740, 856, 925, 1028, 1070, 1285, 1480, 1712, 1850, 2056, 2140, 2570, 2675, 2960, 3700, 3959, 4112, 4280, 5140, 5350, 6425, 7400, 7918, 8560, 9509, 10280, 10700, 12850, 14800, 15836, 19018, 19795, 20560, 21400, 25700, 27499, 31672, 38036, 39590, 42800, 47545, 51400, 54998, 63344, 76072, 79180, 95090, 98975, 102800, 109996, 137495, 152144, 158360, 190180, 197950, 219992, 237725, 274990, 316720, 380360, 395900, 439984, 475450, 549980, 687475, 760720, 791800, 950900, 1017463, 1099960, 1374950, 1583600, 1901800, 2034926, 2199920, 2749900, 3803600, 4069852, 5087315, 5499800, 8139704, 10174630, 10999600, 16279408, 20349260, 25436575, 40698520, 50873150, 81397040, 101746300, 203492600, 406985200]

約数ペア:

[(1, 406985200), (2, 203492600), (4, 101746300), (5, 81397040), (8, 50873150), (10, 40698520), (16, 25436575), (20, 20349260), (25, 16279408), (37, 10999600), (40, 10174630), (50, 8139704), (74, 5499800), (80, 5087315), (100, 4069852), (107, 3803600), (148, 2749900), (185, 2199920), (200, 2034926), (214, 1901800), (257, 1583600), (296, 1374950), (370, 1099960), (400, 1017463), (428, 950900), (514, 791800), (535, 760720), (592, 687475), (740, 549980), (856, 475450), (925, 439984), (1028, 395900), (1070, 380360), (1285, 316720), (1480, 274990), (1712, 237725), (1850, 219992), (2056, 197950), (2140, 190180), (2570, 158360), (2675, 152144), (2960, 137495), (3700, 109996), (3959, 102800), (4112, 98975), (4280, 95090), (5140, 79180), (5350, 76072), (6425, 63344), (7400, 54998), (7918, 51400), (8560, 47545), (9509, 42800), (10280, 39590), (10700, 38036), (12850, 31672), (14800, 27499), (15836, 25700), (19018, 21400), (19795, 20560)]