80893720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 187142400

約数和(自身を除く): 106248680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 151, 227, 236, 295, 302, 454, 472, 590, 604, 755, 908, 1135, 1180, 1208, 1510, 1816, 2270, 2360, 3020, 4540, 6040, 8909, 9080, 13393, 17818, 26786, 34277, 35636, 44545, 53572, 66965, 68554, 71272, 89090, 107144, 133930, 137108, 171385, 178180, 267860, 274216, 342770, 356360, 535720, 685540, 1371080, 2022343, 4044686, 8089372, 10111715, 16178744, 20223430, 40446860, 80893720]

約数ペア:

[(1, 80893720), (2, 40446860), (4, 20223430), (5, 16178744), (8, 10111715), (10, 8089372), (20, 4044686), (40, 2022343), (59, 1371080), (118, 685540), (151, 535720), (227, 356360), (236, 342770), (295, 274216), (302, 267860), (454, 178180), (472, 171385), (590, 137108), (604, 133930), (755, 107144), (908, 89090), (1135, 71272), (1180, 68554), (1208, 66965), (1510, 53572), (1816, 44545), (2270, 35636), (2360, 34277), (3020, 26786), (4540, 17818), (6040, 13393), (8909, 9080)]