28182500

素因数分解:

$2^2\times 5^4\times {\mathrm{11273}}^1$

素因数の和:11297

約数の個数: 30

約数和(自身を含む): 61634958

約数和(自身を除く): 33452458

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 11273, 22546, 45092, 56365, 112730, 225460, 281825, 563650, 1127300, 1409125, 2818250, 5636500, 7045625, 14091250, 28182500]

約数ペア:

[(1, 28182500), (2, 14091250), (4, 7045625), (5, 5636500), (10, 2818250), (20, 1409125), (25, 1127300), (50, 563650), (100, 281825), (125, 225460), (250, 112730), (500, 56365), (625, 45092), (1250, 22546), (2500, 11273)]