78372340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6653}}^1$

素因数の和:6712

約数の個数: 48

約数和(自身を含む): 178859520

約数和(自身を除く): 100487180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 6653, 11780, 13306, 26612, 33265, 66530, 126407, 133060, 206243, 252814, 412486, 505628, 632035, 824972, 1031215, 1264070, 2062430, 2528140, 3918617, 4124860, 7837234, 15674468, 19593085, 39186170, 78372340]

約数ペア:

[(1, 78372340), (2, 39186170), (4, 19593085), (5, 15674468), (10, 7837234), (19, 4124860), (20, 3918617), (31, 2528140), (38, 2062430), (62, 1264070), (76, 1031215), (95, 824972), (124, 632035), (155, 505628), (190, 412486), (310, 252814), (380, 206243), (589, 133060), (620, 126407), (1178, 66530), (2356, 33265), (2945, 26612), (5890, 13306), (6653, 11780)]