128288513975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1\times {\mathrm{2851}}^1$

素因数の和:3560

約数の個数: 48

約数和(自身を含む): 169581288960

約数和(自身を除く): 41292774985

約数列:

[1, 5, 17, 25, 85, 239, 425, 443, 1195, 2215, 2851, 4063, 5975, 7531, 11075, 14255, 20315, 37655, 48467, 71275, 101575, 105877, 188275, 242335, 529385, 681389, 1211675, 1262993, 1799909, 2646925, 3406945, 6314965, 8999545, 11583613, 17034725, 21470881, 31574825, 44997725, 57918065, 107354405, 289590325, 301855327, 536772025, 1509276635, 5131540559, 7546383175, 25657702795, 128288513975]

約数ペア:

[(1, 128288513975), (5, 25657702795), (17, 7546383175), (25, 5131540559), (85, 1509276635), (239, 536772025), (425, 301855327), (443, 289590325), (1195, 107354405), (2215, 57918065), (2851, 44997725), (4063, 31574825), (5975, 21470881), (7531, 17034725), (11075, 11583613), (14255, 8999545), (20315, 6314965), (37655, 3406945), (48467, 2646925), (71275, 1799909), (101575, 1262993), (105877, 1211675), (188275, 681389), (242335, 529385)]