30685425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 55121472

約数和(自身を除く): 24436047

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 425, 587, 615, 697, 1025, 1275, 1761, 2091, 2935, 3075, 3485, 8805, 9979, 10455, 14675, 17425, 24067, 29937, 44025, 49895, 52275, 72201, 120335, 149685, 249475, 361005, 409139, 601675, 748425, 1227417, 1805025, 2045695, 6137085, 10228475, 30685425]

約数ペア:

[(1, 30685425), (3, 10228475), (5, 6137085), (15, 2045695), (17, 1805025), (25, 1227417), (41, 748425), (51, 601675), (75, 409139), (85, 361005), (123, 249475), (205, 149685), (255, 120335), (425, 72201), (587, 52275), (615, 49895), (697, 44025), (1025, 29937), (1275, 24067), (1761, 17425), (2091, 14675), (2935, 10455), (3075, 9979), (3485, 8805)]