394891300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3467}}^1$

素因数の和:3565

約数の個数: 72

約数和(自身を含む): 921128544

約数和(自身を除く): 526237244

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 67, 68, 85, 100, 134, 170, 268, 335, 340, 425, 670, 850, 1139, 1340, 1675, 1700, 2278, 3350, 3467, 4556, 5695, 6700, 6934, 11390, 13868, 17335, 22780, 28475, 34670, 56950, 58939, 69340, 86675, 113900, 117878, 173350, 232289, 235756, 294695, 346700, 464578, 589390, 929156, 1161445, 1178780, 1473475, 2322890, 2946950, 3948913, 4645780, 5807225, 5893900, 7897826, 11614450, 15795652, 19744565, 23228900, 39489130, 78978260, 98722825, 197445650, 394891300]

約数ペア:

[(1, 394891300), (2, 197445650), (4, 98722825), (5, 78978260), (10, 39489130), (17, 23228900), (20, 19744565), (25, 15795652), (34, 11614450), (50, 7897826), (67, 5893900), (68, 5807225), (85, 4645780), (100, 3948913), (134, 2946950), (170, 2322890), (268, 1473475), (335, 1178780), (340, 1161445), (425, 929156), (670, 589390), (850, 464578), (1139, 346700), (1340, 294695), (1675, 235756), (1700, 232289), (2278, 173350), (3350, 117878), (3467, 113900), (4556, 86675), (5695, 69340), (6700, 58939), (6934, 56950), (11390, 34670), (13868, 28475), (17335, 22780)]