148779760

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3257}}^1$

素因数の和:3841

約数の個数: 40

約数和(自身を含む): 346625136

約数和(自身を除く): 197845376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 2284, 2855, 3257, 4568, 5710, 6514, 9136, 11420, 13028, 16285, 22840, 26056, 32570, 45680, 52112, 65140, 130280, 260560, 1859747, 3719494, 7438988, 9298735, 14877976, 18597470, 29755952, 37194940, 74389880, 148779760]

約数ペア:

[(1, 148779760), (2, 74389880), (4, 37194940), (5, 29755952), (8, 18597470), (10, 14877976), (16, 9298735), (20, 7438988), (40, 3719494), (80, 1859747), (571, 260560), (1142, 130280), (2284, 65140), (2855, 52112), (3257, 45680), (4568, 32570), (5710, 26056), (6514, 22840), (9136, 16285), (11420, 13028)]