680770168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12421}}^1$

素因数の和:12488

約数の個数: 64

約数和(自身を含む): 1502565120

約数和(自身を除く): 821794952

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 4216, 6851, 12421, 13702, 24842, 27404, 49684, 54808, 99368, 161473, 211157, 322946, 385051, 422314, 645892, 770102, 844628, 1291784, 1540204, 1689256, 2745041, 3080408, 5005663, 5490082, 6545867, 10011326, 10980164, 13091734, 20022652, 21960328, 26183468, 40045304, 52366936, 85096271, 170192542, 340385084, 680770168]

約数ペア:

[(1, 680770168), (2, 340385084), (4, 170192542), (8, 85096271), (13, 52366936), (17, 40045304), (26, 26183468), (31, 21960328), (34, 20022652), (52, 13091734), (62, 10980164), (68, 10011326), (104, 6545867), (124, 5490082), (136, 5005663), (221, 3080408), (248, 2745041), (403, 1689256), (442, 1540204), (527, 1291784), (806, 844628), (884, 770102), (1054, 645892), (1612, 422314), (1768, 385051), (2108, 322946), (3224, 211157), (4216, 161473), (6851, 99368), (12421, 54808), (13702, 49684), (24842, 27404)]