89904080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4339}}^1$

素因数の和:4396

約数の個数: 80

約数和(自身を含む): 245400960

約数和(自身を除く): 155496880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 4339, 5180, 8678, 10360, 17356, 20720, 21695, 30373, 34712, 43390, 60746, 69424, 86780, 121492, 151865, 160543, 173560, 242984, 303730, 321086, 347120, 485968, 607460, 642172, 802715, 1123801, 1214920, 1284344, 1605430, 2247602, 2429840, 2568688, 3210860, 4495204, 5619005, 6421720, 8990408, 11238010, 12843440, 17980816, 22476020, 44952040, 89904080]

約数ペア:

[(1, 89904080), (2, 44952040), (4, 22476020), (5, 17980816), (7, 12843440), (8, 11238010), (10, 8990408), (14, 6421720), (16, 5619005), (20, 4495204), (28, 3210860), (35, 2568688), (37, 2429840), (40, 2247602), (56, 1605430), (70, 1284344), (74, 1214920), (80, 1123801), (112, 802715), (140, 642172), (148, 607460), (185, 485968), (259, 347120), (280, 321086), (296, 303730), (370, 242984), (518, 173560), (560, 160543), (592, 151865), (740, 121492), (1036, 86780), (1295, 69424), (1480, 60746), (2072, 43390), (2590, 34712), (2960, 30373), (4144, 21695), (4339, 20720), (5180, 17356), (8678, 10360)]