165811520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1040

約数の個数: 112

約数和(自身を含む): 457443840

約数和(自身を除く): 291632320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 395, 448, 553, 560, 632, 790, 937, 1106, 1120, 1264, 1580, 1874, 2212, 2240, 2528, 2765, 3160, 3748, 4424, 4685, 5056, 5530, 6320, 6559, 7496, 8848, 9370, 11060, 12640, 13118, 14992, 17696, 18740, 22120, 25280, 26236, 29984, 32795, 35392, 37480, 44240, 52472, 59968, 65590, 74023, 74960, 88480, 104944, 131180, 148046, 149920, 176960, 209888, 262360, 296092, 299840, 370115, 419776, 518161, 524720, 592184, 740230, 1036322, 1049440, 1184368, 1480460, 2072644, 2098880, 2368736, 2590805, 2960920, 4145288, 4737472, 5181610, 5921840, 8290576, 10363220, 11843680, 16581152, 20726440, 23687360, 33162304, 41452880, 82905760, 165811520]

約数ペア:

[(1, 165811520), (2, 82905760), (4, 41452880), (5, 33162304), (7, 23687360), (8, 20726440), (10, 16581152), (14, 11843680), (16, 10363220), (20, 8290576), (28, 5921840), (32, 5181610), (35, 4737472), (40, 4145288), (56, 2960920), (64, 2590805), (70, 2368736), (79, 2098880), (80, 2072644), (112, 1480460), (140, 1184368), (158, 1049440), (160, 1036322), (224, 740230), (280, 592184), (316, 524720), (320, 518161), (395, 419776), (448, 370115), (553, 299840), (560, 296092), (632, 262360), (790, 209888), (937, 176960), (1106, 149920), (1120, 148046), (1264, 131180), (1580, 104944), (1874, 88480), (2212, 74960), (2240, 74023), (2528, 65590), (2765, 59968), (3160, 52472), (3748, 44240), (4424, 37480), (4685, 35392), (5056, 32795), (5530, 29984), (6320, 26236), (6559, 25280), (7496, 22120), (8848, 18740), (9370, 17696), (11060, 14992), (12640, 13118)]