51164760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{659}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 102800040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 659, 1294, 1318, 1941, 1977, 2588, 2636, 3235, 3295, 3882, 3954, 5176, 5272, 6470, 6590, 7764, 7908, 9705, 9885, 12940, 13180, 15528, 15816, 19410, 19770, 25880, 26360, 38820, 39540, 77640, 79080, 426373, 852746, 1279119, 1705492, 2131865, 2558238, 3410984, 4263730, 5116476, 6395595, 8527460, 10232952, 12791190, 17054920, 25582380, 51164760]

約数ペア:

[(1, 51164760), (2, 25582380), (3, 17054920), (4, 12791190), (5, 10232952), (6, 8527460), (8, 6395595), (10, 5116476), (12, 4263730), (15, 3410984), (20, 2558238), (24, 2131865), (30, 1705492), (40, 1279119), (60, 852746), (120, 426373), (647, 79080), (659, 77640), (1294, 39540), (1318, 38820), (1941, 26360), (1977, 25880), (2588, 19770), (2636, 19410), (3235, 15816), (3295, 15528), (3882, 13180), (3954, 12940), (5176, 9885), (5272, 9705), (6470, 7908), (6590, 7764)]