77262525

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3947}}^1$

素因数の和:3995

約数の個数: 48

約数和(自身を含む): 146865600

約数和(自身を除く): 69603075

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 145, 225, 261, 435, 675, 725, 783, 1305, 2175, 3915, 3947, 6525, 11841, 19575, 19735, 35523, 59205, 98675, 106569, 114463, 177615, 296025, 343389, 532845, 572315, 888075, 1030167, 1716945, 2664225, 2861575, 3090501, 5150835, 8584725, 15452505, 25754175, 77262525]

約数ペア:

[(1, 77262525), (3, 25754175), (5, 15452505), (9, 8584725), (15, 5150835), (25, 3090501), (27, 2861575), (29, 2664225), (45, 1716945), (75, 1030167), (87, 888075), (135, 572315), (145, 532845), (225, 343389), (261, 296025), (435, 177615), (675, 114463), (725, 106569), (783, 98675), (1305, 59205), (2175, 35523), (3915, 19735), (3947, 19575), (6525, 11841)]