248691569315

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1\times {\mathrm{607}}^1$

素因数の和:1332

約数の個数: 64

約数和(自身を含む): 346390732800

約数和(自身を除く): 97699163485

約数列:

[1, 5, 7, 35, 149, 251, 313, 607, 745, 1043, 1255, 1565, 1757, 2191, 3035, 4249, 5215, 8785, 10955, 21245, 37399, 46637, 78563, 90443, 152357, 186995, 189991, 233185, 261793, 326459, 392815, 452215, 549941, 633101, 761785, 949955, 1066499, 1308965, 1329937, 1632295, 2749705, 3165505, 5332495, 6649685, 11705887, 22701193, 28308659, 47687741, 58529435, 81941209, 113505965, 141543295, 158908351, 198160613, 238438705, 333814187, 409706045, 794541755, 990803065, 1669070935, 7105473409, 35527367045, 49738313863, 248691569315]

約数ペア:

[(1, 248691569315), (5, 49738313863), (7, 35527367045), (35, 7105473409), (149, 1669070935), (251, 990803065), (313, 794541755), (607, 409706045), (745, 333814187), (1043, 238438705), (1255, 198160613), (1565, 158908351), (1757, 141543295), (2191, 113505965), (3035, 81941209), (4249, 58529435), (5215, 47687741), (8785, 28308659), (10955, 22701193), (21245, 11705887), (37399, 6649685), (46637, 5332495), (78563, 3165505), (90443, 2749705), (152357, 1632295), (186995, 1329937), (189991, 1308965), (233185, 1066499), (261793, 949955), (326459, 761785), (392815, 633101), (452215, 549941)]