995661640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{4357}}^1$

素因数の和:4594

約数の個数: 64

約数和(自身を含む): 2329786800

約数和(自身を除く): 1334125160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 197, 232, 290, 394, 580, 788, 985, 1160, 1576, 1970, 3940, 4357, 5713, 7880, 8714, 11426, 17428, 21785, 22852, 28565, 34856, 43570, 45704, 57130, 87140, 114260, 126353, 174280, 228520, 252706, 505412, 631765, 858329, 1010824, 1263530, 1716658, 2527060, 3433316, 4291645, 5054120, 6866632, 8583290, 17166580, 24891541, 34333160, 49783082, 99566164, 124457705, 199132328, 248915410, 497830820, 995661640]

約数ペア:

[(1, 995661640), (2, 497830820), (4, 248915410), (5, 199132328), (8, 124457705), (10, 99566164), (20, 49783082), (29, 34333160), (40, 24891541), (58, 17166580), (116, 8583290), (145, 6866632), (197, 5054120), (232, 4291645), (290, 3433316), (394, 2527060), (580, 1716658), (788, 1263530), (985, 1010824), (1160, 858329), (1576, 631765), (1970, 505412), (3940, 252706), (4357, 228520), (5713, 174280), (7880, 126353), (8714, 114260), (11426, 87140), (17428, 57130), (21785, 45704), (22852, 43570), (28565, 34856)]