85759940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1543}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 206476032

約数和(自身を除く): 120716092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1543, 1588, 1985, 2779, 3086, 3970, 5558, 6172, 7715, 7940, 10801, 11116, 13895, 15430, 21602, 27790, 30860, 43204, 54005, 55580, 108010, 216020, 612571, 1225142, 2450284, 3062855, 4287997, 6125710, 8575994, 12251420, 17151988, 21439985, 42879970, 85759940]

約数ペア:

[(1, 85759940), (2, 42879970), (4, 21439985), (5, 17151988), (7, 12251420), (10, 8575994), (14, 6125710), (20, 4287997), (28, 3062855), (35, 2450284), (70, 1225142), (140, 612571), (397, 216020), (794, 108010), (1543, 55580), (1588, 54005), (1985, 43204), (2779, 30860), (3086, 27790), (3970, 21602), (5558, 15430), (6172, 13895), (7715, 11116), (7940, 10801)]