77040940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{653}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 172059552

約数和(自身を除く): 95018612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 347, 653, 694, 1306, 1388, 1735, 2612, 3265, 3470, 5899, 6530, 6940, 11101, 11798, 13060, 22202, 23596, 29495, 44404, 55505, 58990, 111010, 117980, 222020, 226591, 453182, 906364, 1132955, 2265910, 3852047, 4531820, 7704094, 15408188, 19260235, 38520470, 77040940]

約数ペア:

[(1, 77040940), (2, 38520470), (4, 19260235), (5, 15408188), (10, 7704094), (17, 4531820), (20, 3852047), (34, 2265910), (68, 1132955), (85, 906364), (170, 453182), (340, 226591), (347, 222020), (653, 117980), (694, 111010), (1306, 58990), (1388, 55505), (1735, 44404), (2612, 29495), (3265, 23596), (3470, 22202), (5899, 13060), (6530, 11798), (6940, 11101)]