203892016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 438721920

約数和(自身を除く): 234829904

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 47, 68, 82, 94, 136, 164, 188, 272, 328, 376, 389, 656, 697, 752, 778, 799, 1394, 1556, 1598, 1927, 2788, 3112, 3196, 3854, 5576, 6224, 6392, 6613, 7708, 11152, 12784, 13226, 15416, 15949, 18283, 26452, 30832, 31898, 32759, 36566, 52904, 63796, 65518, 73132, 105808, 127592, 131036, 146264, 255184, 262072, 271133, 292528, 310811, 524144, 542266, 621622, 749603, 1084532, 1243244, 1499206, 2169064, 2486488, 2998412, 4338128, 4972976, 5996824, 11993648, 12743251, 25486502, 50973004, 101946008, 203892016]

約数ペア:

[(1, 203892016), (2, 101946008), (4, 50973004), (8, 25486502), (16, 12743251), (17, 11993648), (34, 5996824), (41, 4972976), (47, 4338128), (68, 2998412), (82, 2486488), (94, 2169064), (136, 1499206), (164, 1243244), (188, 1084532), (272, 749603), (328, 621622), (376, 542266), (389, 524144), (656, 310811), (697, 292528), (752, 271133), (778, 262072), (799, 255184), (1394, 146264), (1556, 131036), (1598, 127592), (1927, 105808), (2788, 73132), (3112, 65518), (3196, 63796), (3854, 52904), (5576, 36566), (6224, 32759), (6392, 31898), (6613, 30832), (7708, 26452), (11152, 18283), (12784, 15949), (13226, 15416)]