289370295955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1\times {\mathrm{3967}}^1$

素因数の和:4516

約数の個数: 64

約数和(自身を含む): 399142453248

約数和(自身を除く): 109772157293

約数列:

[1, 5, 13, 17, 65, 85, 221, 251, 263, 1105, 1255, 1315, 3263, 3419, 3967, 4267, 4471, 16315, 17095, 19835, 21335, 22355, 51571, 55471, 58123, 66013, 67439, 257855, 277355, 290615, 330065, 337195, 858169, 876707, 995717, 1043321, 1122221, 4290845, 4383535, 4978585, 5216605, 5611105, 12944321, 13563173, 14588873, 16927189, 17736457, 64721605, 67815865, 72944365, 84635945, 88682285, 220053457, 230573941, 261873571, 1100267285, 1152869705, 1309367855, 3404356423, 4451850707, 17021782115, 22259253535, 57874059191, 289370295955]

約数ペア:

[(1, 289370295955), (5, 57874059191), (13, 22259253535), (17, 17021782115), (65, 4451850707), (85, 3404356423), (221, 1309367855), (251, 1152869705), (263, 1100267285), (1105, 261873571), (1255, 230573941), (1315, 220053457), (3263, 88682285), (3419, 84635945), (3967, 72944365), (4267, 67815865), (4471, 64721605), (16315, 17736457), (17095, 16927189), (19835, 14588873), (21335, 13563173), (22355, 12944321), (51571, 5611105), (55471, 5216605), (58123, 4978585), (66013, 4383535), (67439, 4290845), (257855, 1122221), (277355, 1043321), (290615, 995717), (330065, 876707), (337195, 858169)]