203496688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 429694720

約数和(自身を除く): 226198032

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 97, 103, 134, 152, 194, 206, 268, 304, 388, 412, 536, 776, 824, 1072, 1273, 1552, 1648, 1843, 1957, 2546, 3686, 3914, 5092, 6499, 6901, 7372, 7828, 9991, 10184, 12998, 13802, 14744, 15656, 19982, 20368, 25996, 27604, 29488, 31312, 39964, 51992, 55208, 79928, 103984, 110416, 123481, 131119, 159856, 189829, 246962, 262238, 379658, 493924, 524476, 669397, 759316, 987848, 1048952, 1338794, 1518632, 1975696, 2097904, 2677588, 3037264, 5355176, 10710352, 12718543, 25437086, 50874172, 101748344, 203496688]

約数ペア:

[(1, 203496688), (2, 101748344), (4, 50874172), (8, 25437086), (16, 12718543), (19, 10710352), (38, 5355176), (67, 3037264), (76, 2677588), (97, 2097904), (103, 1975696), (134, 1518632), (152, 1338794), (194, 1048952), (206, 987848), (268, 759316), (304, 669397), (388, 524476), (412, 493924), (536, 379658), (776, 262238), (824, 246962), (1072, 189829), (1273, 159856), (1552, 131119), (1648, 123481), (1843, 110416), (1957, 103984), (2546, 79928), (3686, 55208), (3914, 51992), (5092, 39964), (6499, 31312), (6901, 29488), (7372, 27604), (7828, 25996), (9991, 20368), (10184, 19982), (12998, 15656), (13802, 14744)]