405965248

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 930391840

約数和(自身を除く): 524426592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 61, 64, 76, 104, 122, 152, 208, 244, 247, 304, 416, 421, 488, 494, 608, 793, 832, 842, 976, 988, 1159, 1216, 1586, 1684, 1952, 1976, 2318, 3172, 3368, 3904, 3952, 4636, 5473, 6344, 6736, 7904, 7999, 9272, 10946, 12688, 13472, 15067, 15808, 15998, 18544, 21892, 25376, 25681, 26944, 30134, 31996, 37088, 43784, 50752, 51362, 60268, 63992, 74176, 87568, 102724, 103987, 120536, 127984, 175136, 205448, 207974, 241072, 255968, 333853, 350272, 410896, 415948, 482144, 487939, 511936, 667706, 821792, 831896, 964288, 975878, 1335412, 1643584, 1663792, 1951756, 2670824, 3327584, 3903512, 5341648, 6343207, 6655168, 7807024, 10683296, 12686414, 15614048, 21366592, 25372828, 31228096, 50745656, 101491312, 202982624, 405965248]

約数ペア:

[(1, 405965248), (2, 202982624), (4, 101491312), (8, 50745656), (13, 31228096), (16, 25372828), (19, 21366592), (26, 15614048), (32, 12686414), (38, 10683296), (52, 7807024), (61, 6655168), (64, 6343207), (76, 5341648), (104, 3903512), (122, 3327584), (152, 2670824), (208, 1951756), (244, 1663792), (247, 1643584), (304, 1335412), (416, 975878), (421, 964288), (488, 831896), (494, 821792), (608, 667706), (793, 511936), (832, 487939), (842, 482144), (976, 415948), (988, 410896), (1159, 350272), (1216, 333853), (1586, 255968), (1684, 241072), (1952, 207974), (1976, 205448), (2318, 175136), (3172, 127984), (3368, 120536), (3904, 103987), (3952, 102724), (4636, 87568), (5473, 74176), (6344, 63992), (6736, 60268), (7904, 51362), (7999, 50752), (9272, 43784), (10946, 37088), (12688, 31996), (13472, 30134), (15067, 26944), (15808, 25681), (15998, 25376), (18544, 21892)]