64529920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 191112768

約数和(自身を除く): 126582848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 277, 280, 320, 364, 416, 448, 455, 512, 520, 554, 560, 640, 728, 832, 896, 910, 1040, 1108, 1120, 1280, 1385, 1456, 1664, 1792, 1820, 1939, 2080, 2216, 2240, 2560, 2770, 2912, 3328, 3584, 3601, 3640, 3878, 4160, 4432, 4480, 5540, 5824, 6656, 7202, 7280, 7756, 8320, 8864, 8960, 9695, 11080, 11648, 14404, 14560, 15512, 16640, 17728, 17920, 18005, 19390, 22160, 23296, 25207, 28808, 29120, 31024, 33280, 35456, 36010, 38780, 44320, 46592, 50414, 57616, 58240, 62048, 70912, 72020, 77560, 88640, 100828, 115232, 116480, 124096, 126035, 141824, 144040, 155120, 177280, 201656, 230464, 232960, 248192, 252070, 288080, 310240, 354560, 403312, 460928, 496384, 504140, 576160, 620480, 709120, 806624, 921856, 992768, 1008280, 1152320, 1240960, 1613248, 1843712, 2016560, 2304640, 2481920, 3226496, 4033120, 4609280, 4963840, 6452992, 8066240, 9218560, 12905984, 16132480, 32264960, 64529920]

約数ペア:

[(1, 64529920), (2, 32264960), (4, 16132480), (5, 12905984), (7, 9218560), (8, 8066240), (10, 6452992), (13, 4963840), (14, 4609280), (16, 4033120), (20, 3226496), (26, 2481920), (28, 2304640), (32, 2016560), (35, 1843712), (40, 1613248), (52, 1240960), (56, 1152320), (64, 1008280), (65, 992768), (70, 921856), (80, 806624), (91, 709120), (104, 620480), (112, 576160), (128, 504140), (130, 496384), (140, 460928), (160, 403312), (182, 354560), (208, 310240), (224, 288080), (256, 252070), (260, 248192), (277, 232960), (280, 230464), (320, 201656), (364, 177280), (416, 155120), (448, 144040), (455, 141824), (512, 126035), (520, 124096), (554, 116480), (560, 115232), (640, 100828), (728, 88640), (832, 77560), (896, 72020), (910, 70912), (1040, 62048), (1108, 58240), (1120, 57616), (1280, 50414), (1385, 46592), (1456, 44320), (1664, 38780), (1792, 36010), (1820, 35456), (1939, 33280), (2080, 31024), (2216, 29120), (2240, 28808), (2560, 25207), (2770, 23296), (2912, 22160), (3328, 19390), (3584, 18005), (3601, 17920), (3640, 17728), (3878, 16640), (4160, 15512), (4432, 14560), (4480, 14404), (5540, 11648), (5824, 11080), (6656, 9695), (7202, 8960), (7280, 8864), (7756, 8320)]