538294016

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8513}}^1$

素因数の和:8561

約数の個数: 72

約数和(自身を含む): 1218183120

約数和(自身を除く): 679889104

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3328, 3952, 4864, 7904, 8513, 15808, 17026, 31616, 34052, 63232, 68104, 110669, 136208, 161747, 221338, 272416, 323494, 442676, 544832, 646988, 885352, 1089664, 1293976, 1770704, 2102711, 2179328, 2587952, 3541408, 4205422, 5175904, 7082816, 8410844, 10351808, 14165632, 16821688, 20703616, 28331264, 33643376, 41407232, 67286752, 134573504, 269147008, 538294016]

約数ペア:

[(1, 538294016), (2, 269147008), (4, 134573504), (8, 67286752), (13, 41407232), (16, 33643376), (19, 28331264), (26, 20703616), (32, 16821688), (38, 14165632), (52, 10351808), (64, 8410844), (76, 7082816), (104, 5175904), (128, 4205422), (152, 3541408), (208, 2587952), (247, 2179328), (256, 2102711), (304, 1770704), (416, 1293976), (494, 1089664), (608, 885352), (832, 646988), (988, 544832), (1216, 442676), (1664, 323494), (1976, 272416), (2432, 221338), (3328, 161747), (3952, 136208), (4864, 110669), (7904, 68104), (8513, 63232), (15808, 34052), (17026, 31616)]