18647580650

素因数分解:

$2^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{251}}^1\times {\mathrm{6217}}^1$

素因数の和:6719

約数の個数: 48

約数和(自身を含む): 34974011520

約数和(自身を除く): 16326430870

約数列:

[1, 2, 5, 10, 25, 50, 239, 251, 478, 502, 1195, 1255, 2390, 2510, 5975, 6217, 6275, 11950, 12434, 12550, 31085, 59989, 62170, 119978, 155425, 299945, 310850, 599890, 1485863, 1499725, 1560467, 2971726, 2999450, 3120934, 7429315, 7802335, 14858630, 15604670, 37146575, 39011675, 74293150, 78023350, 372951613, 745903226, 1864758065, 3729516130, 9323790325, 18647580650]

約数ペア:

[(1, 18647580650), (2, 9323790325), (5, 3729516130), (10, 1864758065), (25, 745903226), (50, 372951613), (239, 78023350), (251, 74293150), (478, 39011675), (502, 37146575), (1195, 15604670), (1255, 14858630), (2390, 7802335), (2510, 7429315), (5975, 3120934), (6217, 2999450), (6275, 2971726), (11950, 1560467), (12434, 1499725), (12550, 1485863), (31085, 599890), (59989, 310850), (62170, 299945), (119978, 155425)]