64739325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 123027840

約数和(自身を除く): 58288515

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 317, 389, 525, 951, 1167, 1585, 1945, 2219, 2723, 4755, 5835, 6657, 7925, 8169, 9725, 11095, 13615, 23775, 29175, 33285, 40845, 55475, 68075, 123313, 166425, 204225, 369939, 616565, 863191, 1849695, 2589573, 3082825, 4315955, 9248475, 12947865, 21579775, 64739325]

約数ペア:

[(1, 64739325), (3, 21579775), (5, 12947865), (7, 9248475), (15, 4315955), (21, 3082825), (25, 2589573), (35, 1849695), (75, 863191), (105, 616565), (175, 369939), (317, 204225), (389, 166425), (525, 123313), (951, 68075), (1167, 55475), (1585, 40845), (1945, 33285), (2219, 29175), (2723, 23775), (4755, 13615), (5835, 11095), (6657, 9725), (7925, 8169)]