71373016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 159213600

約数和(自身を除く): 87840584

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 89, 104, 143, 178, 286, 356, 572, 701, 712, 979, 1144, 1157, 1402, 1958, 2314, 2804, 3916, 4628, 5608, 7711, 7832, 9113, 9256, 12727, 15422, 18226, 25454, 30844, 36452, 50908, 61688, 62389, 72904, 100243, 101816, 124778, 200486, 249556, 400972, 499112, 686279, 801944, 811057, 1372558, 1622114, 2745116, 3244228, 5490232, 6488456, 8921627, 17843254, 35686508, 71373016]

約数ペア:

[(1, 71373016), (2, 35686508), (4, 17843254), (8, 8921627), (11, 6488456), (13, 5490232), (22, 3244228), (26, 2745116), (44, 1622114), (52, 1372558), (88, 811057), (89, 801944), (104, 686279), (143, 499112), (178, 400972), (286, 249556), (356, 200486), (572, 124778), (701, 101816), (712, 100243), (979, 72904), (1144, 62389), (1157, 61688), (1402, 50908), (1958, 36452), (2314, 30844), (2804, 25454), (3916, 18226), (4628, 15422), (5608, 12727), (7711, 9256), (7832, 9113)]