2780544640895

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1\times {\mathrm{13931}}^1$

素因数の和:14616

約数の個数: 64

約数和(自身を含む): 3895574446080

約数和(自身を除く): 1115029805185

約数列:

[1, 5, 7, 35, 73, 191, 365, 409, 511, 955, 1337, 2045, 2555, 2863, 6685, 13931, 13943, 14315, 29857, 69655, 69715, 78119, 97517, 97601, 149285, 208999, 390595, 487585, 488005, 546833, 1016963, 1044995, 2660821, 2734165, 5084815, 5697779, 5702687, 7118741, 13304105, 18625747, 28488895, 28513435, 35593705, 39884453, 39918809, 93128735, 194239933, 199422265, 199594045, 415937867, 971199665, 1088275789, 1359679531, 2079689335, 2911565069, 5441378945, 6798397655, 7617930523, 14557825345, 38089652615, 79444132597, 397220662985, 556108928179, 2780544640895]

約数ペア:

[(1, 2780544640895), (5, 556108928179), (7, 397220662985), (35, 79444132597), (73, 38089652615), (191, 14557825345), (365, 7617930523), (409, 6798397655), (511, 5441378945), (955, 2911565069), (1337, 2079689335), (2045, 1359679531), (2555, 1088275789), (2863, 971199665), (6685, 415937867), (13931, 199594045), (13943, 199422265), (14315, 194239933), (29857, 93128735), (69655, 39918809), (69715, 39884453), (78119, 35593705), (97517, 28513435), (97601, 28488895), (149285, 18625747), (208999, 13304105), (390595, 7118741), (487585, 5702687), (488005, 5697779), (546833, 5084815), (1016963, 2734165), (1044995, 2660821)]