42743090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1669}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 83326320

約数和(自身を除く): 40583230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1669, 1970, 2561, 3338, 5122, 8345, 12805, 16690, 21697, 25610, 43394, 108485, 216970, 328793, 657586, 1643965, 3287930, 4274309, 8548618, 21371545, 42743090]

約数ペア:

[(1, 42743090), (2, 21371545), (5, 8548618), (10, 4274309), (13, 3287930), (26, 1643965), (65, 657586), (130, 328793), (197, 216970), (394, 108485), (985, 43394), (1669, 25610), (1970, 21697), (2561, 16690), (3338, 12805), (5122, 8345)]