64338340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2683}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 148800960

約数和(自身を除く): 84462620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 2683, 4796, 5366, 5995, 10732, 11990, 13415, 23980, 26830, 29513, 53660, 59026, 118052, 147565, 292447, 295130, 584894, 590260, 1169788, 1462235, 2924470, 3216917, 5848940, 6433834, 12867668, 16084585, 32169170, 64338340]

約数ペア:

[(1, 64338340), (2, 32169170), (4, 16084585), (5, 12867668), (10, 6433834), (11, 5848940), (20, 3216917), (22, 2924470), (44, 1462235), (55, 1169788), (109, 590260), (110, 584894), (218, 295130), (220, 292447), (436, 147565), (545, 118052), (1090, 59026), (1199, 53660), (2180, 29513), (2398, 26830), (2683, 23980), (4796, 13415), (5366, 11990), (5995, 10732)]