80141392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 171417600

約数和(自身を除く): 91276208

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 71, 76, 79, 94, 142, 152, 158, 188, 284, 304, 316, 376, 568, 632, 752, 893, 1136, 1264, 1349, 1501, 1786, 2698, 3002, 3337, 3572, 3713, 5396, 5609, 6004, 6674, 7144, 7426, 10792, 11218, 12008, 13348, 14288, 14852, 21584, 22436, 24016, 26696, 29704, 44872, 53392, 59408, 63403, 70547, 89744, 106571, 126806, 141094, 213142, 253612, 263623, 282188, 426284, 507224, 527246, 564376, 852568, 1014448, 1054492, 1128752, 1705136, 2108984, 4217968, 5008837, 10017674, 20035348, 40070696, 80141392]

約数ペア:

[(1, 80141392), (2, 40070696), (4, 20035348), (8, 10017674), (16, 5008837), (19, 4217968), (38, 2108984), (47, 1705136), (71, 1128752), (76, 1054492), (79, 1014448), (94, 852568), (142, 564376), (152, 527246), (158, 507224), (188, 426284), (284, 282188), (304, 263623), (316, 253612), (376, 213142), (568, 141094), (632, 126806), (752, 106571), (893, 89744), (1136, 70547), (1264, 63403), (1349, 59408), (1501, 53392), (1786, 44872), (2698, 29704), (3002, 26696), (3337, 24016), (3572, 22436), (3713, 21584), (5396, 14852), (5609, 14288), (6004, 13348), (6674, 12008), (7144, 11218), (7426, 10792)]