137185540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1279}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 299335680

約数和(自身を除く): 162150140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 173, 310, 346, 620, 692, 865, 1279, 1730, 2558, 3460, 5116, 5363, 6395, 10726, 12790, 21452, 25580, 26815, 39649, 53630, 79298, 107260, 158596, 198245, 221267, 396490, 442534, 792980, 885068, 1106335, 2212670, 4425340, 6859277, 13718554, 27437108, 34296385, 68592770, 137185540]

約数ペア:

[(1, 137185540), (2, 68592770), (4, 34296385), (5, 27437108), (10, 13718554), (20, 6859277), (31, 4425340), (62, 2212670), (124, 1106335), (155, 885068), (173, 792980), (310, 442534), (346, 396490), (620, 221267), (692, 198245), (865, 158596), (1279, 107260), (1730, 79298), (2558, 53630), (3460, 39649), (5116, 26815), (5363, 25580), (6395, 21452), (10726, 12790)]