8004256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 17273088

約数和(自身を除く): 9268832

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 104, 142, 208, 271, 284, 416, 542, 568, 923, 1084, 1136, 1846, 2168, 2272, 3523, 3692, 4336, 7046, 7384, 8672, 14092, 14768, 19241, 28184, 29536, 38482, 56368, 76964, 112736, 153928, 250133, 307856, 500266, 615712, 1000532, 2001064, 4002128, 8004256]

約数ペア:

[(1, 8004256), (2, 4002128), (4, 2001064), (8, 1000532), (13, 615712), (16, 500266), (26, 307856), (32, 250133), (52, 153928), (71, 112736), (104, 76964), (142, 56368), (208, 38482), (271, 29536), (284, 28184), (416, 19241), (542, 14768), (568, 14092), (923, 8672), (1084, 7384), (1136, 7046), (1846, 4336), (2168, 3692), (2272, 3523)]