84507765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 150232320

約数和(自身を除く): 65724555

約数列:

[1, 3, 5, 15, 17, 41, 51, 59, 85, 123, 137, 177, 205, 255, 295, 411, 615, 685, 697, 885, 1003, 2055, 2091, 2329, 2419, 3009, 3485, 5015, 5617, 6987, 7257, 8083, 10455, 11645, 12095, 15045, 16851, 24249, 28085, 34935, 36285, 40415, 41123, 84255, 95489, 121245, 123369, 137411, 205615, 286467, 331403, 412233, 477445, 616845, 687055, 994209, 1432335, 1657015, 2061165, 4971045, 5633851, 16901553, 28169255, 84507765]

約数ペア:

[(1, 84507765), (3, 28169255), (5, 16901553), (15, 5633851), (17, 4971045), (41, 2061165), (51, 1657015), (59, 1432335), (85, 994209), (123, 687055), (137, 616845), (177, 477445), (205, 412233), (255, 331403), (295, 286467), (411, 205615), (615, 137411), (685, 123369), (697, 121245), (885, 95489), (1003, 84255), (2055, 41123), (2091, 40415), (2329, 36285), (2419, 34935), (3009, 28085), (3485, 24249), (5015, 16851), (5617, 15045), (6987, 12095), (7257, 11645), (8083, 10455)]