12951132008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1\times {\mathrm{2657}}^1$

素因数の和:3194

約数の個数: 64

約数和(自身を含む): 25835760000

約数和(自身を除く): 12884627992

約数列:

[1, 2, 4, 8, 23, 46, 59, 92, 118, 184, 236, 449, 472, 898, 1357, 1796, 2657, 2714, 3592, 5314, 5428, 10327, 10628, 10856, 20654, 21256, 26491, 41308, 52982, 61111, 82616, 105964, 122222, 156763, 211928, 244444, 313526, 488888, 609293, 627052, 1192993, 1218586, 1254104, 2385986, 2437172, 3605549, 4771972, 4874344, 7211098, 9543944, 14422196, 27438839, 28844392, 54877678, 70386587, 109755356, 140773174, 219510712, 281546348, 563092696, 1618891501, 3237783002, 6475566004, 12951132008]

約数ペア:

[(1, 12951132008), (2, 6475566004), (4, 3237783002), (8, 1618891501), (23, 563092696), (46, 281546348), (59, 219510712), (92, 140773174), (118, 109755356), (184, 70386587), (236, 54877678), (449, 28844392), (472, 27438839), (898, 14422196), (1357, 9543944), (1796, 7211098), (2657, 4874344), (2714, 4771972), (3592, 3605549), (5314, 2437172), (5428, 2385986), (10327, 1254104), (10628, 1218586), (10856, 1192993), (20654, 627052), (21256, 609293), (26491, 488888), (41308, 313526), (52982, 244444), (61111, 211928), (82616, 156763), (105964, 122222)]