90038715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 166271616

約数和(自身を除く): 76232901

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 157, 173, 195, 221, 255, 471, 519, 663, 785, 865, 1105, 2041, 2249, 2355, 2595, 2669, 2941, 3315, 6123, 6747, 8007, 8823, 10205, 11245, 13345, 14705, 27161, 30615, 33735, 34697, 38233, 40035, 44115, 81483, 104091, 114699, 135805, 173485, 191165, 353093, 407415, 461737, 520455, 573495, 1059279, 1385211, 1765465, 2308685, 5296395, 6002581, 6926055, 18007743, 30012905, 90038715]

約数ペア:

[(1, 90038715), (3, 30012905), (5, 18007743), (13, 6926055), (15, 6002581), (17, 5296395), (39, 2308685), (51, 1765465), (65, 1385211), (85, 1059279), (157, 573495), (173, 520455), (195, 461737), (221, 407415), (255, 353093), (471, 191165), (519, 173485), (663, 135805), (785, 114699), (865, 104091), (1105, 81483), (2041, 44115), (2249, 40035), (2355, 38233), (2595, 34697), (2669, 33735), (2941, 30615), (3315, 27161), (6123, 14705), (6747, 13345), (8007, 11245), (8823, 10205)]