65270225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 92404800

約数和(自身を除く): 27134575

約数列:

[1, 5, 17, 19, 25, 59, 85, 95, 137, 295, 323, 425, 475, 685, 1003, 1121, 1475, 1615, 2329, 2603, 3425, 5015, 5605, 8075, 8083, 11645, 13015, 19057, 25075, 28025, 40415, 44251, 58225, 65075, 95285, 137411, 153577, 202075, 221255, 476425, 687055, 767885, 1106275, 2610809, 3435275, 3839425, 13054045, 65270225]

約数ペア:

[(1, 65270225), (5, 13054045), (17, 3839425), (19, 3435275), (25, 2610809), (59, 1106275), (85, 767885), (95, 687055), (137, 476425), (295, 221255), (323, 202075), (425, 153577), (475, 137411), (685, 95285), (1003, 65075), (1121, 58225), (1475, 44251), (1615, 40415), (2329, 28025), (2603, 25075), (3425, 19057), (5015, 13015), (5605, 11645), (8075, 8083)]