64129903.000000000

素因数分解:

$2^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2672

約数の個数: 84

約数和(自身を含む): 309684420

約数和(自身を除く): 188070020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 145, 160, 200, 232, 290, 320, 400, 464, 580, 725, 800, 928, 1160, 1450, 1600, 1856, 2320, 2621, 2900, 4640, 5242, 5800, 9280, 10484, 11600, 13105, 20968, 23200, 26210, 41936, 46400, 52420, 65525, 76009, 83872, 104840, 131050, 152018, 167744, 209680, 262100, 304036, 380045, 419360, 524200, 608072, 760090, 838720, 1048400, 1216144, 1520180, 1900225, 2096800, 2432288, 3040360, 3800450, 4193600, 4864576, 6080720, 7600900, 12161440, 15201800, 24322880, 30403600, 60807200, 121614400]

約数ペア:

[(1, 121614400), (2, 60807200), (4, 30403600), (5, 24322880), (8, 15201800), (10, 12161440), (16, 7600900), (20, 6080720), (25, 4864576), (29, 4193600), (32, 3800450), (40, 3040360), (50, 2432288), (58, 2096800), (64, 1900225), (80, 1520180), (100, 1216144), (116, 1048400), (145, 838720), (160, 760090), (200, 608072), (232, 524200), (290, 419360), (320, 380045), (400, 304036), (464, 262100), (580, 209680), (725, 167744), (800, 152018), (928, 131050), (1160, 104840), (1450, 83872), (1600, 76009), (1856, 65525), (2320, 52420), (2621, 46400), (2900, 41936), (4640, 26210), (5242, 23200), (5800, 20968), (9280, 13105), (10484, 11600)]