16250624

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 36914640

約数和(自身を除く): 20664016

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 257, 304, 416, 494, 514, 608, 832, 988, 1028, 1216, 1664, 1976, 2056, 2432, 3328, 3341, 3952, 4112, 4864, 4883, 6682, 7904, 8224, 9766, 13364, 15808, 16448, 19532, 26728, 31616, 32896, 39064, 53456, 63232, 63479, 65792, 78128, 106912, 126958, 156256, 213824, 253916, 312512, 427648, 507832, 625024, 855296, 1015664, 1250048, 2031328, 4062656, 8125312, 16250624]

約数ペア:

[(1, 16250624), (2, 8125312), (4, 4062656), (8, 2031328), (13, 1250048), (16, 1015664), (19, 855296), (26, 625024), (32, 507832), (38, 427648), (52, 312512), (64, 253916), (76, 213824), (104, 156256), (128, 126958), (152, 106912), (208, 78128), (247, 65792), (256, 63479), (257, 63232), (304, 53456), (416, 39064), (494, 32896), (514, 31616), (608, 26728), (832, 19532), (988, 16448), (1028, 15808), (1216, 13364), (1664, 9766), (1976, 8224), (2056, 7904), (2432, 6682), (3328, 4883), (3341, 4864), (3952, 4112)]