87526540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:859

約数の個数: 72

約数和(自身を含む): 205788240

約数和(自身を除く): 118261700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 797, 1156, 1292, 1445, 1594, 1615, 2890, 3188, 3230, 3985, 5491, 5780, 6460, 7970, 10982, 13549, 15143, 15940, 21964, 27098, 27455, 30286, 54196, 54910, 60572, 67745, 75715, 109820, 135490, 151430, 230333, 257431, 270980, 302860, 460666, 514862, 921332, 1029724, 1151665, 1287155, 2303330, 2574310, 4376327, 4606660, 5148620, 8752654, 17505308, 21881635, 43763270, 87526540]

約数ペア:

[(1, 87526540), (2, 43763270), (4, 21881635), (5, 17505308), (10, 8752654), (17, 5148620), (19, 4606660), (20, 4376327), (34, 2574310), (38, 2303330), (68, 1287155), (76, 1151665), (85, 1029724), (95, 921332), (170, 514862), (190, 460666), (289, 302860), (323, 270980), (340, 257431), (380, 230333), (578, 151430), (646, 135490), (797, 109820), (1156, 75715), (1292, 67745), (1445, 60572), (1594, 54910), (1615, 54196), (2890, 30286), (3188, 27455), (3230, 27098), (3985, 21964), (5491, 15940), (5780, 15143), (6460, 13549), (7970, 10982)]