201729970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{7877}}^1$

素因数の和:8094

約数の個数: 32

約数和(自身を含む): 393080688

約数和(自身を除く): 191350718

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 5122, 7877, 12805, 15754, 25610, 39385, 78770, 102401, 204802, 512005, 1024010, 1551769, 3103538, 7758845, 15517690, 20172997, 40345994, 100864985, 201729970]

約数ペア:

[(1, 201729970), (2, 100864985), (5, 40345994), (10, 20172997), (13, 15517690), (26, 7758845), (65, 3103538), (130, 1551769), (197, 1024010), (394, 512005), (985, 204802), (1970, 102401), (2561, 78770), (5122, 39385), (7877, 25610), (12805, 15754)]