25168364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 51057216

約数和(自身を除く): 25888852

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 221, 284, 401, 442, 802, 884, 923, 1207, 1604, 1846, 2414, 3692, 4828, 5213, 6817, 10426, 13634, 15691, 20852, 27268, 28471, 31382, 56942, 62764, 88621, 113884, 177242, 354484, 370123, 484007, 740246, 968014, 1480492, 1936028, 6292091, 12584182, 25168364]

約数ペア:

[(1, 25168364), (2, 12584182), (4, 6292091), (13, 1936028), (17, 1480492), (26, 968014), (34, 740246), (52, 484007), (68, 370123), (71, 354484), (142, 177242), (221, 113884), (284, 88621), (401, 62764), (442, 56942), (802, 31382), (884, 28471), (923, 27268), (1207, 20852), (1604, 15691), (1846, 13634), (2414, 10426), (3692, 6817), (4828, 5213)]