89035520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 257053440

約数和(自身を除く): 168017920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 523, 532, 560, 608, 640, 665, 760, 896, 1046, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2092, 2128, 2240, 2432, 2615, 2660, 3040, 3661, 4184, 4256, 4480, 4864, 5230, 5320, 6080, 7322, 8368, 8512, 8960, 9937, 10460, 10640, 12160, 14644, 16736, 17024, 18305, 19874, 20920, 21280, 24320, 29288, 33472, 34048, 36610, 39748, 41840, 42560, 49685, 58576, 66944, 69559, 73220, 79496, 83680, 85120, 99370, 117152, 133888, 139118, 146440, 158992, 167360, 170240, 198740, 234304, 278236, 292880, 317984, 334720, 347795, 397480, 468608, 556472, 585760, 635968, 669440, 695590, 794960, 937216, 1112944, 1171520, 1271936, 1391180, 1589920, 2225888, 2343040, 2543872, 2782360, 3179840, 4451776, 4686080, 5564720, 6359680, 8903552, 11129440, 12719360, 17807104, 22258880, 44517760, 89035520]

約数ペア:

[(1, 89035520), (2, 44517760), (4, 22258880), (5, 17807104), (7, 12719360), (8, 11129440), (10, 8903552), (14, 6359680), (16, 5564720), (19, 4686080), (20, 4451776), (28, 3179840), (32, 2782360), (35, 2543872), (38, 2343040), (40, 2225888), (56, 1589920), (64, 1391180), (70, 1271936), (76, 1171520), (80, 1112944), (95, 937216), (112, 794960), (128, 695590), (133, 669440), (140, 635968), (152, 585760), (160, 556472), (190, 468608), (224, 397480), (256, 347795), (266, 334720), (280, 317984), (304, 292880), (320, 278236), (380, 234304), (448, 198740), (523, 170240), (532, 167360), (560, 158992), (608, 146440), (640, 139118), (665, 133888), (760, 117152), (896, 99370), (1046, 85120), (1064, 83680), (1120, 79496), (1216, 73220), (1280, 69559), (1330, 66944), (1520, 58576), (1792, 49685), (2092, 42560), (2128, 41840), (2240, 39748), (2432, 36610), (2615, 34048), (2660, 33472), (3040, 29288), (3661, 24320), (4184, 21280), (4256, 20920), (4480, 19874), (4864, 18305), (5230, 17024), (5320, 16736), (6080, 14644), (7322, 12160), (8368, 10640), (8512, 10460), (8960, 9937)]