42025025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 63638784

約数和(自身を除く): 21613759

約数列:

[1, 5, 7, 23, 25, 35, 53, 115, 161, 175, 197, 265, 371, 575, 805, 985, 1219, 1325, 1379, 1855, 4025, 4531, 4925, 6095, 6895, 8533, 9275, 10441, 22655, 30475, 31717, 34475, 42665, 52205, 73087, 113275, 158585, 213325, 240143, 261025, 365435, 792925, 1200715, 1681001, 1827175, 6003575, 8405005, 42025025]

約数ペア:

[(1, 42025025), (5, 8405005), (7, 6003575), (23, 1827175), (25, 1681001), (35, 1200715), (53, 792925), (115, 365435), (161, 261025), (175, 240143), (197, 213325), (265, 158585), (371, 113275), (575, 73087), (805, 52205), (985, 42665), (1219, 34475), (1325, 31717), (1379, 30475), (1855, 22655), (4025, 10441), (4531, 9275), (4925, 8533), (6095, 6895)]