11156500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 24884496

約数和(自身を除く): 13727996

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 265, 421, 500, 530, 842, 1060, 1325, 1684, 2105, 2650, 4210, 5300, 6625, 8420, 10525, 13250, 21050, 22313, 26500, 42100, 44626, 52625, 89252, 105250, 111565, 210500, 223130, 446260, 557825, 1115650, 2231300, 2789125, 5578250, 11156500]

約数ペア:

[(1, 11156500), (2, 5578250), (4, 2789125), (5, 2231300), (10, 1115650), (20, 557825), (25, 446260), (50, 223130), (53, 210500), (100, 111565), (106, 105250), (125, 89252), (212, 52625), (250, 44626), (265, 42100), (421, 26500), (500, 22313), (530, 21050), (842, 13250), (1060, 10525), (1325, 8420), (1684, 6625), (2105, 5300), (2650, 4210)]