394207068475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1\times {\mathrm{23879}}^1$

素因数の和:24420

約数の個数: 48

約数和(自身を含む): 537905214720

約数和(自身を除く): 143698146245

約数列:

[1, 5, 11, 25, 55, 173, 275, 347, 865, 1735, 1903, 3817, 4325, 8675, 9515, 19085, 23879, 47575, 60031, 95425, 119395, 262669, 300155, 596975, 660341, 1313345, 1500775, 3301705, 4131067, 6566725, 8286013, 16508525, 20655335, 41430065, 45441737, 91146143, 103276675, 207150325, 227208685, 455730715, 1136043425, 1433480249, 2278653575, 7167401245, 15768282739, 35837006225, 78841413695, 394207068475]

約数ペア:

[(1, 394207068475), (5, 78841413695), (11, 35837006225), (25, 15768282739), (55, 7167401245), (173, 2278653575), (275, 1433480249), (347, 1136043425), (865, 455730715), (1735, 227208685), (1903, 207150325), (3817, 103276675), (4325, 91146143), (8675, 45441737), (9515, 41430065), (19085, 20655335), (23879, 16508525), (47575, 8286013), (60031, 6566725), (95425, 4131067), (119395, 3301705), (262669, 1500775), (300155, 1313345), (596975, 660341)]