64750840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21023}}^1$

素因数の和:21052

約数の個数: 64

約数和(自身を含む): 181647360

約数和(自身を除く): 116896520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21023, 42046, 84092, 105115, 147161, 168184, 210230, 231253, 294322, 420460, 462506, 588644, 735805, 840920, 925012, 1156265, 1177288, 1471610, 1618771, 1850024, 2312530, 2943220, 3237542, 4625060, 5886440, 6475084, 8093855, 9250120, 12950168, 16187710, 32375420, 64750840]

約数ペア:

[(1, 64750840), (2, 32375420), (4, 16187710), (5, 12950168), (7, 9250120), (8, 8093855), (10, 6475084), (11, 5886440), (14, 4625060), (20, 3237542), (22, 2943220), (28, 2312530), (35, 1850024), (40, 1618771), (44, 1471610), (55, 1177288), (56, 1156265), (70, 925012), (77, 840920), (88, 735805), (110, 588644), (140, 462506), (154, 420460), (220, 294322), (280, 231253), (308, 210230), (385, 168184), (440, 147161), (616, 105115), (770, 84092), (1540, 42046), (3080, 21023)]