161826448

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 373817344

約数和(自身を除く): 211990896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 127, 217, 248, 254, 367, 434, 496, 508, 734, 868, 889, 1016, 1468, 1736, 1778, 2032, 2569, 2936, 3472, 3556, 3937, 5138, 5872, 7112, 7874, 10276, 11377, 14224, 15748, 20552, 22754, 27559, 31496, 41104, 45508, 46609, 55118, 62992, 79639, 91016, 93218, 110236, 159278, 182032, 186436, 220472, 318556, 326263, 372872, 440944, 637112, 652526, 745744, 1274224, 1305052, 1444879, 2610104, 2889758, 5220208, 5779516, 10114153, 11559032, 20228306, 23118064, 40456612, 80913224, 161826448]

約数ペア:

[(1, 161826448), (2, 80913224), (4, 40456612), (7, 23118064), (8, 20228306), (14, 11559032), (16, 10114153), (28, 5779516), (31, 5220208), (56, 2889758), (62, 2610104), (112, 1444879), (124, 1305052), (127, 1274224), (217, 745744), (248, 652526), (254, 637112), (367, 440944), (434, 372872), (496, 326263), (508, 318556), (734, 220472), (868, 186436), (889, 182032), (1016, 159278), (1468, 110236), (1736, 93218), (1778, 91016), (2032, 79639), (2569, 62992), (2936, 55118), (3472, 46609), (3556, 45508), (3937, 41104), (5138, 31496), (5872, 27559), (7112, 22754), (7874, 20552), (10276, 15748), (11377, 14224)]