138223072

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:516

約数の個数: 72

約数和(自身を含む): 300215160

約数和(自身を除く): 161992088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 169, 208, 244, 338, 416, 419, 488, 676, 793, 838, 976, 1352, 1586, 1676, 1952, 2704, 3172, 3352, 5408, 5447, 6344, 6704, 10309, 10894, 12688, 13408, 20618, 21788, 25376, 25559, 41236, 43576, 51118, 70811, 82472, 87152, 102236, 141622, 164944, 174304, 204472, 283244, 329888, 332267, 408944, 566488, 664534, 817888, 1132976, 1329068, 2265952, 2658136, 4319471, 5316272, 8638942, 10632544, 17277884, 34555768, 69111536, 138223072]

約数ペア:

[(1, 138223072), (2, 69111536), (4, 34555768), (8, 17277884), (13, 10632544), (16, 8638942), (26, 5316272), (32, 4319471), (52, 2658136), (61, 2265952), (104, 1329068), (122, 1132976), (169, 817888), (208, 664534), (244, 566488), (338, 408944), (416, 332267), (419, 329888), (488, 283244), (676, 204472), (793, 174304), (838, 164944), (976, 141622), (1352, 102236), (1586, 87152), (1676, 82472), (1952, 70811), (2704, 51118), (3172, 43576), (3352, 41236), (5408, 25559), (5447, 25376), (6344, 21788), (6704, 20618), (10309, 13408), (10894, 12688)]