81417390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1877

約数の個数: 64

約数和(自身を含む): 205692480

約数和(自身を除く): 124275090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 41, 74, 82, 111, 123, 185, 205, 222, 246, 370, 410, 555, 615, 1110, 1230, 1517, 1789, 3034, 3578, 4551, 5367, 7585, 8945, 9102, 10734, 15170, 17890, 22755, 26835, 45510, 53670, 66193, 73349, 132386, 146698, 198579, 220047, 330965, 366745, 397158, 440094, 661930, 733490, 992895, 1100235, 1985790, 2200470, 2713913, 5427826, 8141739, 13569565, 16283478, 27139130, 40708695, 81417390]

約数ペア:

[(1, 81417390), (2, 40708695), (3, 27139130), (5, 16283478), (6, 13569565), (10, 8141739), (15, 5427826), (30, 2713913), (37, 2200470), (41, 1985790), (74, 1100235), (82, 992895), (111, 733490), (123, 661930), (185, 440094), (205, 397158), (222, 366745), (246, 330965), (370, 220047), (410, 198579), (555, 146698), (615, 132386), (1110, 73349), (1230, 66193), (1517, 53670), (1789, 45510), (3034, 26835), (3578, 22755), (4551, 17890), (5367, 15170), (7585, 10734), (8945, 9102)]