15856250

素因数分解:

$2^1\times 5^5\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 30935520

約数和(自身を除く): 15079270

約数列:

[1, 2, 5, 10, 25, 43, 50, 59, 86, 118, 125, 215, 250, 295, 430, 590, 625, 1075, 1250, 1475, 2150, 2537, 2950, 3125, 5074, 5375, 6250, 7375, 10750, 12685, 14750, 25370, 26875, 36875, 53750, 63425, 73750, 126850, 134375, 184375, 268750, 317125, 368750, 634250, 1585625, 3171250, 7928125, 15856250]

約数ペア:

[(1, 15856250), (2, 7928125), (5, 3171250), (10, 1585625), (25, 634250), (43, 368750), (50, 317125), (59, 268750), (86, 184375), (118, 134375), (125, 126850), (215, 73750), (250, 63425), (295, 53750), (430, 36875), (590, 26875), (625, 25370), (1075, 14750), (1250, 12685), (1475, 10750), (2150, 7375), (2537, 6250), (2950, 5375), (3125, 5074)]