25233040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 70354872

約数和(自身を除く): 45121832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 157, 164, 196, 205, 245, 280, 287, 314, 328, 392, 410, 490, 560, 574, 628, 656, 784, 785, 820, 980, 1099, 1148, 1256, 1435, 1570, 1640, 1960, 2009, 2198, 2296, 2512, 2870, 3140, 3280, 3920, 4018, 4396, 4592, 5495, 5740, 6280, 6437, 7693, 8036, 8792, 10045, 10990, 11480, 12560, 12874, 15386, 16072, 17584, 20090, 21980, 22960, 25748, 30772, 32144, 32185, 38465, 40180, 43960, 45059, 51496, 61544, 64370, 76930, 80360, 87920, 90118, 102992, 123088, 128740, 153860, 160720, 180236, 225295, 257480, 307720, 315413, 360472, 450590, 514960, 615440, 630826, 720944, 901180, 1261652, 1577065, 1802360, 2523304, 3154130, 3604720, 5046608, 6308260, 12616520, 25233040]

約数ペア:

[(1, 25233040), (2, 12616520), (4, 6308260), (5, 5046608), (7, 3604720), (8, 3154130), (10, 2523304), (14, 1802360), (16, 1577065), (20, 1261652), (28, 901180), (35, 720944), (40, 630826), (41, 615440), (49, 514960), (56, 450590), (70, 360472), (80, 315413), (82, 307720), (98, 257480), (112, 225295), (140, 180236), (157, 160720), (164, 153860), (196, 128740), (205, 123088), (245, 102992), (280, 90118), (287, 87920), (314, 80360), (328, 76930), (392, 64370), (410, 61544), (490, 51496), (560, 45059), (574, 43960), (628, 40180), (656, 38465), (784, 32185), (785, 32144), (820, 30772), (980, 25748), (1099, 22960), (1148, 21980), (1256, 20090), (1435, 17584), (1570, 16072), (1640, 15386), (1960, 12874), (2009, 12560), (2198, 11480), (2296, 10990), (2512, 10045), (2870, 8792), (3140, 8036), (3280, 7693), (3920, 6437), (4018, 6280), (4396, 5740), (4592, 5495)]