81202710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1789}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 208785600

約数和(自身を除く): 127582890

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 89, 102, 170, 178, 255, 267, 445, 510, 534, 890, 1335, 1513, 1789, 2670, 3026, 3578, 4539, 5367, 7565, 8945, 9078, 10734, 15130, 17890, 22695, 26835, 30413, 45390, 53670, 60826, 91239, 152065, 159221, 182478, 304130, 318442, 456195, 477663, 796105, 912390, 955326, 1592210, 2388315, 2706757, 4776630, 5413514, 8120271, 13533785, 16240542, 27067570, 40601355, 81202710]

約数ペア:

[(1, 81202710), (2, 40601355), (3, 27067570), (5, 16240542), (6, 13533785), (10, 8120271), (15, 5413514), (17, 4776630), (30, 2706757), (34, 2388315), (51, 1592210), (85, 955326), (89, 912390), (102, 796105), (170, 477663), (178, 456195), (255, 318442), (267, 304130), (445, 182478), (510, 159221), (534, 152065), (890, 91239), (1335, 60826), (1513, 53670), (1789, 45390), (2670, 30413), (3026, 26835), (3578, 22695), (4539, 17890), (5367, 15130), (7565, 10734), (8945, 9078)]