80948556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 221523120

約数和(自身を除く): 140574564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 269, 468, 538, 643, 807, 1076, 1286, 1614, 1929, 2421, 2572, 3228, 3497, 3858, 4842, 5787, 6994, 7716, 8359, 9684, 10491, 11574, 13988, 16718, 20982, 23148, 25077, 31473, 33436, 41964, 50154, 62946, 75231, 100308, 125892, 150462, 172967, 300924, 345934, 518901, 691868, 1037802, 1556703, 2075604, 2248571, 3113406, 4497142, 6226812, 6745713, 8994284, 13491426, 20237139, 26982852, 40474278, 80948556]

約数ペア:

[(1, 80948556), (2, 40474278), (3, 26982852), (4, 20237139), (6, 13491426), (9, 8994284), (12, 6745713), (13, 6226812), (18, 4497142), (26, 3113406), (36, 2248571), (39, 2075604), (52, 1556703), (78, 1037802), (117, 691868), (156, 518901), (234, 345934), (269, 300924), (468, 172967), (538, 150462), (643, 125892), (807, 100308), (1076, 75231), (1286, 62946), (1614, 50154), (1929, 41964), (2421, 33436), (2572, 31473), (3228, 25077), (3497, 23148), (3858, 20982), (4842, 16718), (5787, 13988), (6994, 11574), (7716, 10491), (8359, 9684)]