98891800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{10091}}^1$

素因数の和:10121

約数の個数: 72

約数和(自身を含む): 267488460

約数和(自身を除く): 168596660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 10091, 20182, 40364, 50455, 70637, 80728, 100910, 141274, 201820, 252275, 282548, 353185, 403640, 494459, 504550, 565096, 706370, 988918, 1009100, 1412740, 1765925, 1977836, 2018200, 2472295, 2825480, 3531850, 3955672, 4944590, 7063700, 9889180, 12361475, 14127400, 19778360, 24722950, 49445900, 98891800]

約数ペア:

[(1, 98891800), (2, 49445900), (4, 24722950), (5, 19778360), (7, 14127400), (8, 12361475), (10, 9889180), (14, 7063700), (20, 4944590), (25, 3955672), (28, 3531850), (35, 2825480), (40, 2472295), (49, 2018200), (50, 1977836), (56, 1765925), (70, 1412740), (98, 1009100), (100, 988918), (140, 706370), (175, 565096), (196, 504550), (200, 494459), (245, 403640), (280, 353185), (350, 282548), (392, 252275), (490, 201820), (700, 141274), (980, 100910), (1225, 80728), (1400, 70637), (1960, 50455), (2450, 40364), (4900, 20182), (9800, 10091)]