61742080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:445

約数の個数: 88

約数和(自身を含む): 153279360

約数和(自身を除く): 91537280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 389, 496, 512, 620, 640, 778, 992, 1024, 1240, 1280, 1556, 1945, 1984, 2480, 2560, 3112, 3890, 3968, 4960, 5120, 6224, 7780, 7936, 9920, 12059, 12448, 15560, 15872, 19840, 24118, 24896, 31120, 31744, 39680, 48236, 49792, 60295, 62240, 79360, 96472, 99584, 120590, 124480, 158720, 192944, 199168, 241180, 248960, 385888, 398336, 482360, 497920, 771776, 964720, 995840, 1543552, 1929440, 1991680, 3087104, 3858880, 6174208, 7717760, 12348416, 15435520, 30871040, 61742080]

約数ペア:

[(1, 61742080), (2, 30871040), (4, 15435520), (5, 12348416), (8, 7717760), (10, 6174208), (16, 3858880), (20, 3087104), (31, 1991680), (32, 1929440), (40, 1543552), (62, 995840), (64, 964720), (80, 771776), (124, 497920), (128, 482360), (155, 398336), (160, 385888), (248, 248960), (256, 241180), (310, 199168), (320, 192944), (389, 158720), (496, 124480), (512, 120590), (620, 99584), (640, 96472), (778, 79360), (992, 62240), (1024, 60295), (1240, 49792), (1280, 48236), (1556, 39680), (1945, 31744), (1984, 31120), (2480, 24896), (2560, 24118), (3112, 19840), (3890, 15872), (3968, 15560), (4960, 12448), (5120, 12059), (6224, 9920), (7780, 7936)]