78955120

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1753}}^1$

素因数の和:2329

約数の個数: 40

約数和(自身を含む): 184001616

約数和(自身を除く): 105046496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 1753, 2252, 2815, 3506, 4504, 5630, 7012, 8765, 9008, 11260, 14024, 17530, 22520, 28048, 35060, 45040, 70120, 140240, 986939, 1973878, 3947756, 4934695, 7895512, 9869390, 15791024, 19738780, 39477560, 78955120]

約数ペア:

[(1, 78955120), (2, 39477560), (4, 19738780), (5, 15791024), (8, 9869390), (10, 7895512), (16, 4934695), (20, 3947756), (40, 1973878), (80, 986939), (563, 140240), (1126, 70120), (1753, 45040), (2252, 35060), (2815, 28048), (3506, 22520), (4504, 17530), (5630, 14024), (7012, 11260), (8765, 9008)]