312339725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 428829696

約数和(自身を除く): 116489971

約数列:

[1, 5, 17, 25, 31, 85, 151, 155, 157, 425, 527, 755, 775, 785, 2567, 2635, 2669, 3775, 3925, 4681, 4867, 12835, 13175, 13345, 23405, 23707, 24335, 64175, 66725, 79577, 82739, 117025, 118535, 121675, 397885, 403019, 413695, 592675, 734917, 1989425, 2015095, 2068475, 3674585, 10075475, 12493589, 18372925, 62467945, 312339725]

約数ペア:

[(1, 312339725), (5, 62467945), (17, 18372925), (25, 12493589), (31, 10075475), (85, 3674585), (151, 2068475), (155, 2015095), (157, 1989425), (425, 734917), (527, 592675), (755, 413695), (775, 403019), (785, 397885), (2567, 121675), (2635, 118535), (2669, 117025), (3775, 82739), (3925, 79577), (4681, 66725), (4867, 64175), (12835, 24335), (13175, 23707), (13345, 23405)]