8125312

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 18421200

約数和(自身を除く): 10295888

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 257, 304, 416, 494, 514, 608, 832, 988, 1028, 1216, 1664, 1976, 2056, 2432, 3341, 3952, 4112, 4883, 6682, 7904, 8224, 9766, 13364, 15808, 16448, 19532, 26728, 31616, 32896, 39064, 53456, 63479, 78128, 106912, 126958, 156256, 213824, 253916, 312512, 427648, 507832, 625024, 1015664, 2031328, 4062656, 8125312]

約数ペア:

[(1, 8125312), (2, 4062656), (4, 2031328), (8, 1015664), (13, 625024), (16, 507832), (19, 427648), (26, 312512), (32, 253916), (38, 213824), (52, 156256), (64, 126958), (76, 106912), (104, 78128), (128, 63479), (152, 53456), (208, 39064), (247, 32896), (257, 31616), (304, 26728), (416, 19532), (494, 16448), (514, 15808), (608, 13364), (832, 9766), (988, 8224), (1028, 7904), (1216, 6682), (1664, 4883), (1976, 4112), (2056, 3952), (2432, 3341)]