65745260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 162983520

約数和(自身を除く): 97238260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 919, 980, 1022, 1460, 1838, 2044, 2555, 3577, 3676, 4595, 5110, 6433, 7154, 9190, 10220, 12866, 14308, 17885, 18380, 25732, 32165, 35770, 45031, 64330, 67087, 71540, 90062, 128660, 134174, 180124, 225155, 268348, 335435, 450310, 469609, 670870, 900620, 939218, 1341740, 1878436, 2348045, 3287263, 4696090, 6574526, 9392180, 13149052, 16436315, 32872630, 65745260]

約数ペア:

[(1, 65745260), (2, 32872630), (4, 16436315), (5, 13149052), (7, 9392180), (10, 6574526), (14, 4696090), (20, 3287263), (28, 2348045), (35, 1878436), (49, 1341740), (70, 939218), (73, 900620), (98, 670870), (140, 469609), (146, 450310), (196, 335435), (245, 268348), (292, 225155), (365, 180124), (490, 134174), (511, 128660), (730, 90062), (919, 71540), (980, 67087), (1022, 64330), (1460, 45031), (1838, 35770), (2044, 32165), (2555, 25732), (3577, 18380), (3676, 17885), (4595, 14308), (5110, 12866), (6433, 10220), (7154, 9190)]