52721680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 134866368

約数和(自身を除く): 82144688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 331, 362, 440, 662, 724, 880, 905, 1324, 1448, 1655, 1810, 1991, 2648, 2896, 3310, 3620, 3641, 3982, 5296, 6620, 7240, 7282, 7964, 9955, 13240, 14480, 14564, 15928, 18205, 19910, 26480, 29128, 31856, 36410, 39820, 58256, 59911, 72820, 79640, 119822, 145640, 159280, 239644, 291280, 299555, 479288, 599110, 659021, 958576, 1198220, 1318042, 2396440, 2636084, 3295105, 4792880, 5272168, 6590210, 10544336, 13180420, 26360840, 52721680]

約数ペア:

[(1, 52721680), (2, 26360840), (4, 13180420), (5, 10544336), (8, 6590210), (10, 5272168), (11, 4792880), (16, 3295105), (20, 2636084), (22, 2396440), (40, 1318042), (44, 1198220), (55, 958576), (80, 659021), (88, 599110), (110, 479288), (176, 299555), (181, 291280), (220, 239644), (331, 159280), (362, 145640), (440, 119822), (662, 79640), (724, 72820), (880, 59911), (905, 58256), (1324, 39820), (1448, 36410), (1655, 31856), (1810, 29128), (1991, 26480), (2648, 19910), (2896, 18205), (3310, 15928), (3620, 14564), (3641, 14480), (3982, 13240), (5296, 9955), (6620, 7964), (7240, 7282)]