51135460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2539}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 115214400

約数和(自身を除く): 64078940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 2539, 4028, 5035, 5078, 10070, 10156, 12695, 20140, 25390, 48241, 50780, 96482, 134567, 192964, 241205, 269134, 482410, 538268, 672835, 964820, 1345670, 2556773, 2691340, 5113546, 10227092, 12783865, 25567730, 51135460]

約数ペア:

[(1, 51135460), (2, 25567730), (4, 12783865), (5, 10227092), (10, 5113546), (19, 2691340), (20, 2556773), (38, 1345670), (53, 964820), (76, 672835), (95, 538268), (106, 482410), (190, 269134), (212, 241205), (265, 192964), (380, 134567), (530, 96482), (1007, 50780), (1060, 48241), (2014, 25390), (2539, 20140), (4028, 12695), (5035, 10156), (5078, 10070)]