91946320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 226860480

約数和(自身を除く): 134914160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 241, 251, 304, 380, 482, 502, 760, 964, 1004, 1205, 1255, 1520, 1928, 2008, 2410, 2510, 3856, 4016, 4579, 4769, 4820, 5020, 9158, 9538, 9640, 10040, 18316, 19076, 19280, 20080, 22895, 23845, 36632, 38152, 45790, 47690, 60491, 73264, 76304, 91580, 95380, 120982, 183160, 190760, 241964, 302455, 366320, 381520, 483928, 604910, 967856, 1149329, 1209820, 2298658, 2419640, 4597316, 4839280, 5746645, 9194632, 11493290, 18389264, 22986580, 45973160, 91946320]

約数ペア:

[(1, 91946320), (2, 45973160), (4, 22986580), (5, 18389264), (8, 11493290), (10, 9194632), (16, 5746645), (19, 4839280), (20, 4597316), (38, 2419640), (40, 2298658), (76, 1209820), (80, 1149329), (95, 967856), (152, 604910), (190, 483928), (241, 381520), (251, 366320), (304, 302455), (380, 241964), (482, 190760), (502, 183160), (760, 120982), (964, 95380), (1004, 91580), (1205, 76304), (1255, 73264), (1520, 60491), (1928, 47690), (2008, 45790), (2410, 38152), (2510, 36632), (3856, 23845), (4016, 22895), (4579, 20080), (4769, 19280), (4820, 19076), (5020, 18316), (9158, 10040), (9538, 9640)]