51021660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27431}}^1$

素因数の和:27474

約数の個数: 48

約数和(自身を含む): 147474432

約数和(自身を除く): 96452772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 27431, 54862, 82293, 109724, 137155, 164586, 274310, 329172, 411465, 548620, 822930, 850361, 1645860, 1700722, 2551083, 3401444, 4251805, 5102166, 8503610, 10204332, 12755415, 17007220, 25510830, 51021660]

約数ペア:

[(1, 51021660), (2, 25510830), (3, 17007220), (4, 12755415), (5, 10204332), (6, 8503610), (10, 5102166), (12, 4251805), (15, 3401444), (20, 2551083), (30, 1700722), (31, 1645860), (60, 850361), (62, 822930), (93, 548620), (124, 411465), (155, 329172), (186, 274310), (310, 164586), (372, 137155), (465, 109724), (620, 82293), (930, 54862), (1860, 27431)]