12501250

素因数分解:

$2^1\times 5^4\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 40

約数和(自身を含む): 23926716

約数和(自身を除く): 11425466

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 137, 146, 250, 274, 365, 625, 685, 730, 1250, 1370, 1825, 3425, 3650, 6850, 9125, 10001, 17125, 18250, 20002, 34250, 45625, 50005, 85625, 91250, 100010, 171250, 250025, 500050, 1250125, 2500250, 6250625, 12501250]

約数ペア:

[(1, 12501250), (2, 6250625), (5, 2500250), (10, 1250125), (25, 500050), (50, 250025), (73, 171250), (125, 100010), (137, 91250), (146, 85625), (250, 50005), (274, 45625), (365, 34250), (625, 20002), (685, 18250), (730, 17125), (1250, 10001), (1370, 9125), (1825, 6850), (3425, 3650)]