325096480

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17981}}^1$

素因数の和:18109

約数の個数: 48

約数和(自身を含む): 774880344

約数和(自身を除く): 449783864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 9040, 17981, 18080, 35962, 71924, 89905, 143848, 179810, 287696, 359620, 575392, 719240, 1438480, 2031853, 2876960, 4063706, 8127412, 10159265, 16254824, 20318530, 32509648, 40637060, 65019296, 81274120, 162548240, 325096480]

約数ペア:

[(1, 325096480), (2, 162548240), (4, 81274120), (5, 65019296), (8, 40637060), (10, 32509648), (16, 20318530), (20, 16254824), (32, 10159265), (40, 8127412), (80, 4063706), (113, 2876960), (160, 2031853), (226, 1438480), (452, 719240), (565, 575392), (904, 359620), (1130, 287696), (1808, 179810), (2260, 143848), (3616, 89905), (4520, 71924), (9040, 35962), (17981, 18080)]