1520656875

素因数分解:

$3^3\times 5^4\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1055

約数の個数: 80

約数和(自身を含む): 2847213600

約数和(自身を除く): 1326556725

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 125, 135, 225, 291, 375, 485, 625, 675, 873, 929, 1125, 1455, 1875, 2425, 2619, 2787, 3375, 4365, 4645, 5625, 7275, 8361, 12125, 13095, 13935, 16875, 21825, 23225, 25083, 36375, 41805, 60625, 65475, 69675, 90113, 109125, 116125, 125415, 181875, 209025, 270339, 327375, 348375, 450565, 545625, 580625, 627075, 811017, 1045125, 1351695, 1636875, 1741875, 2252825, 2433051, 3135375, 4055085, 5225625, 6758475, 11264125, 12165255, 15676875, 20275425, 33792375, 56320625, 60826275, 101377125, 168961875, 304131375, 506885625, 1520656875]

約数ペア:

[(1, 1520656875), (3, 506885625), (5, 304131375), (9, 168961875), (15, 101377125), (25, 60826275), (27, 56320625), (45, 33792375), (75, 20275425), (97, 15676875), (125, 12165255), (135, 11264125), (225, 6758475), (291, 5225625), (375, 4055085), (485, 3135375), (625, 2433051), (675, 2252825), (873, 1741875), (929, 1636875), (1125, 1351695), (1455, 1045125), (1875, 811017), (2425, 627075), (2619, 580625), (2787, 545625), (3375, 450565), (4365, 348375), (4645, 327375), (5625, 270339), (7275, 209025), (8361, 181875), (12125, 125415), (13095, 116125), (13935, 109125), (16875, 90113), (21825, 69675), (23225, 65475), (25083, 60625), (36375, 41805)]