74271320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 177012000

約数和(自身を除く): 102740680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1160, 1247, 1489, 1720, 2494, 2978, 4988, 5956, 6235, 7445, 9976, 11912, 12470, 14890, 24940, 29780, 43181, 49880, 59560, 64027, 86362, 128054, 172724, 215905, 256108, 320135, 345448, 431810, 512216, 640270, 863620, 1280540, 1727240, 1856783, 2561080, 3713566, 7427132, 9283915, 14854264, 18567830, 37135660, 74271320]

約数ペア:

[(1, 74271320), (2, 37135660), (4, 18567830), (5, 14854264), (8, 9283915), (10, 7427132), (20, 3713566), (29, 2561080), (40, 1856783), (43, 1727240), (58, 1280540), (86, 863620), (116, 640270), (145, 512216), (172, 431810), (215, 345448), (232, 320135), (290, 256108), (344, 215905), (430, 172724), (580, 128054), (860, 86362), (1160, 64027), (1247, 59560), (1489, 49880), (1720, 43181), (2494, 29780), (2978, 24940), (4988, 14890), (5956, 12470), (6235, 11912), (7445, 9976)]