320960552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{54437}}^1$

素因数の和:54521

約数の個数: 32

約数和(自身を含む): 666321120

約数和(自身を除く): 345360568

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 5896, 54437, 108874, 217748, 435496, 598807, 1197614, 2395228, 3647279, 4790456, 7294558, 14589116, 29178232, 40120069, 80240138, 160480276, 320960552]

約数ペア:

[(1, 320960552), (2, 160480276), (4, 80240138), (8, 40120069), (11, 29178232), (22, 14589116), (44, 7294558), (67, 4790456), (88, 3647279), (134, 2395228), (268, 1197614), (536, 598807), (737, 435496), (1474, 217748), (2948, 108874), (5896, 54437)]