1218156950

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{1447}}^1$

素因数の和:1721

約数の個数: 48

約数和(自身を含む): 2302754400

約数和(自身を除く): 1084597450

約数列:

[1, 2, 5, 10, 25, 50, 113, 149, 226, 298, 565, 745, 1130, 1447, 1490, 2825, 2894, 3725, 5650, 7235, 7450, 14470, 16837, 33674, 36175, 72350, 84185, 163511, 168370, 215603, 327022, 420925, 431206, 817555, 841850, 1078015, 1635110, 2156030, 4087775, 5390075, 8175550, 10780150, 24363139, 48726278, 121815695, 243631390, 609078475, 1218156950]

約数ペア:

[(1, 1218156950), (2, 609078475), (5, 243631390), (10, 121815695), (25, 48726278), (50, 24363139), (113, 10780150), (149, 8175550), (226, 5390075), (298, 4087775), (565, 2156030), (745, 1635110), (1130, 1078015), (1447, 841850), (1490, 817555), (2825, 431206), (2894, 420925), (3725, 327022), (5650, 215603), (7235, 168370), (7450, 163511), (14470, 84185), (16837, 72350), (33674, 36175)]