68902275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4157}}^1$

素因数の和:4200

約数の個数: 48

約数和(自身を含む): 129929184

約数和(自身を除く): 61026909

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 4157, 5525, 12471, 16575, 20785, 54041, 62355, 70669, 103925, 162123, 212007, 270205, 311775, 353345, 810615, 918697, 1060035, 1351025, 1766725, 2756091, 4053075, 4593485, 5300175, 13780455, 22967425, 68902275]

約数ペア:

[(1, 68902275), (3, 22967425), (5, 13780455), (13, 5300175), (15, 4593485), (17, 4053075), (25, 2756091), (39, 1766725), (51, 1351025), (65, 1060035), (75, 918697), (85, 810615), (195, 353345), (221, 311775), (255, 270205), (325, 212007), (425, 162123), (663, 103925), (975, 70669), (1105, 62355), (1275, 54041), (3315, 20785), (4157, 16575), (5525, 12471)]