78588225

素因数分解:

$3^4\times 5^2\times {\mathrm{197}}^2$

素因数の和:416

約数の個数: 45

約数和(自身を含む): 146315257

約数和(自身を除く): 67727032

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 197, 225, 405, 591, 675, 985, 1773, 2025, 2955, 4925, 5319, 8865, 14775, 15957, 26595, 38809, 44325, 79785, 116427, 132975, 194045, 349281, 398925, 582135, 970225, 1047843, 1746405, 2910675, 3143529, 5239215, 8732025, 15717645, 26196075, 78588225]

約数ペア:

[(1, 78588225), (3, 26196075), (5, 15717645), (9, 8732025), (15, 5239215), (25, 3143529), (27, 2910675), (45, 1746405), (75, 1047843), (81, 970225), (135, 582135), (197, 398925), (225, 349281), (405, 194045), (591, 132975), (675, 116427), (985, 79785), (1773, 44325), (2025, 38809), (2955, 26595), (4925, 15957), (5319, 14775)]