156613900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 357789600

約数和(自身を除く): 201175700

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 149, 230, 298, 457, 460, 575, 596, 745, 914, 1150, 1490, 1828, 2285, 2300, 2980, 3427, 3725, 4570, 6854, 7450, 9140, 10511, 11425, 13708, 14900, 17135, 21022, 22850, 34270, 42044, 45700, 52555, 68093, 68540, 85675, 105110, 136186, 171350, 210220, 262775, 272372, 340465, 342700, 525550, 680930, 1051100, 1361860, 1566139, 1702325, 3132278, 3404650, 6264556, 6809300, 7830695, 15661390, 31322780, 39153475, 78306950, 156613900]

約数ペア:

[(1, 156613900), (2, 78306950), (4, 39153475), (5, 31322780), (10, 15661390), (20, 7830695), (23, 6809300), (25, 6264556), (46, 3404650), (50, 3132278), (92, 1702325), (100, 1566139), (115, 1361860), (149, 1051100), (230, 680930), (298, 525550), (457, 342700), (460, 340465), (575, 272372), (596, 262775), (745, 210220), (914, 171350), (1150, 136186), (1490, 105110), (1828, 85675), (2285, 68540), (2300, 68093), (2980, 52555), (3427, 45700), (3725, 42044), (4570, 34270), (6854, 22850), (7450, 21022), (9140, 17135), (10511, 14900), (11425, 13708)]