385561300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 884908640

約数和(自身を除く): 499347340

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 307, 380, 475, 614, 661, 950, 1228, 1322, 1535, 1900, 2644, 3070, 3305, 5833, 6140, 6610, 7675, 11666, 12559, 13220, 15350, 16525, 23332, 25118, 29165, 30700, 33050, 50236, 58330, 62795, 66100, 116660, 125590, 145825, 202927, 251180, 291650, 313975, 405854, 583300, 627950, 811708, 1014635, 1255900, 2029270, 3855613, 4058540, 5073175, 7711226, 10146350, 15422452, 19278065, 20292700, 38556130, 77112260, 96390325, 192780650, 385561300]

約数ペア:

[(1, 385561300), (2, 192780650), (4, 96390325), (5, 77112260), (10, 38556130), (19, 20292700), (20, 19278065), (25, 15422452), (38, 10146350), (50, 7711226), (76, 5073175), (95, 4058540), (100, 3855613), (190, 2029270), (307, 1255900), (380, 1014635), (475, 811708), (614, 627950), (661, 583300), (950, 405854), (1228, 313975), (1322, 291650), (1535, 251180), (1900, 202927), (2644, 145825), (3070, 125590), (3305, 116660), (5833, 66100), (6140, 62795), (6610, 58330), (7675, 50236), (11666, 33050), (12559, 30700), (13220, 29165), (15350, 25118), (16525, 23332)]