8117408

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 18446400

約数和(自身を除く): 10328992

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 79, 104, 152, 158, 169, 208, 247, 304, 316, 338, 416, 494, 608, 632, 676, 988, 1027, 1264, 1352, 1501, 1976, 2054, 2528, 2704, 3002, 3211, 3952, 4108, 5408, 6004, 6422, 7904, 8216, 12008, 12844, 13351, 16432, 19513, 24016, 25688, 26702, 32864, 39026, 48032, 51376, 53404, 78052, 102752, 106808, 156104, 213616, 253669, 312208, 427232, 507338, 624416, 1014676, 2029352, 4058704, 8117408]

約数ペア:

[(1, 8117408), (2, 4058704), (4, 2029352), (8, 1014676), (13, 624416), (16, 507338), (19, 427232), (26, 312208), (32, 253669), (38, 213616), (52, 156104), (76, 106808), (79, 102752), (104, 78052), (152, 53404), (158, 51376), (169, 48032), (208, 39026), (247, 32864), (304, 26702), (316, 25688), (338, 24016), (416, 19513), (494, 16432), (608, 13351), (632, 12844), (676, 12008), (988, 8216), (1027, 7904), (1264, 6422), (1352, 6004), (1501, 5408), (1976, 4108), (2054, 3952), (2528, 3211), (2704, 3002)]