25774720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 68739840

約数和(自身を除く): 42965120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 103, 115, 128, 136, 160, 170, 184, 206, 230, 272, 320, 340, 368, 391, 412, 460, 515, 544, 640, 680, 736, 782, 824, 920, 1030, 1088, 1360, 1472, 1564, 1648, 1751, 1840, 1955, 2060, 2176, 2369, 2720, 2944, 3128, 3296, 3502, 3680, 3910, 4120, 4738, 5440, 6256, 6592, 7004, 7360, 7820, 8240, 8755, 9476, 10880, 11845, 12512, 13184, 14008, 14720, 15640, 16480, 17510, 18952, 23690, 25024, 28016, 31280, 32960, 35020, 37904, 40273, 47380, 50048, 56032, 62560, 65920, 70040, 75808, 80546, 94760, 112064, 125120, 140080, 151616, 161092, 189520, 201365, 224128, 250240, 280160, 303232, 322184, 379040, 402730, 560320, 644368, 758080, 805460, 1120640, 1288736, 1516160, 1610920, 2577472, 3221840, 5154944, 6443680, 12887360, 25774720]

約数ペア:

[(1, 25774720), (2, 12887360), (4, 6443680), (5, 5154944), (8, 3221840), (10, 2577472), (16, 1610920), (17, 1516160), (20, 1288736), (23, 1120640), (32, 805460), (34, 758080), (40, 644368), (46, 560320), (64, 402730), (68, 379040), (80, 322184), (85, 303232), (92, 280160), (103, 250240), (115, 224128), (128, 201365), (136, 189520), (160, 161092), (170, 151616), (184, 140080), (206, 125120), (230, 112064), (272, 94760), (320, 80546), (340, 75808), (368, 70040), (391, 65920), (412, 62560), (460, 56032), (515, 50048), (544, 47380), (640, 40273), (680, 37904), (736, 35020), (782, 32960), (824, 31280), (920, 28016), (1030, 25024), (1088, 23690), (1360, 18952), (1472, 17510), (1564, 16480), (1648, 15640), (1751, 14720), (1840, 14008), (1955, 13184), (2060, 12512), (2176, 11845), (2369, 10880), (2720, 9476), (2944, 8755), (3128, 8240), (3296, 7820), (3502, 7360), (3680, 7004), (3910, 6592), (4120, 6256), (4738, 5440)]