129078040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35461}}^1$

素因数の和:35492

約数の個数: 64

約数和(自身を含む): 357456960

約数和(自身を除く): 228378920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 35461, 70922, 141844, 177305, 248227, 283688, 354610, 460993, 496454, 709220, 921986, 992908, 1241135, 1418440, 1843972, 1985816, 2304965, 2482270, 3226951, 3687944, 4609930, 4964540, 6453902, 9219860, 9929080, 12907804, 16134755, 18439720, 25815608, 32269510, 64539020, 129078040]

約数ペア:

[(1, 129078040), (2, 64539020), (4, 32269510), (5, 25815608), (7, 18439720), (8, 16134755), (10, 12907804), (13, 9929080), (14, 9219860), (20, 6453902), (26, 4964540), (28, 4609930), (35, 3687944), (40, 3226951), (52, 2482270), (56, 2304965), (65, 1985816), (70, 1843972), (91, 1418440), (104, 1241135), (130, 992908), (140, 921986), (182, 709220), (260, 496454), (280, 460993), (364, 354610), (455, 283688), (520, 248227), (728, 177305), (910, 141844), (1820, 70922), (3640, 35461)]