80488772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1081

約数の個数: 72

約数和(自身を含む): 182327040

約数和(自身を除く): 101838268

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1019, 1274, 1519, 1612, 2038, 2548, 2821, 3038, 4076, 5642, 6076, 7133, 11284, 13247, 14266, 19747, 26494, 28532, 31589, 39494, 49931, 52988, 63178, 78988, 92729, 99862, 126356, 185458, 199724, 221123, 370916, 410657, 442246, 649103, 821314, 884492, 1298206, 1547861, 1642628, 2596412, 2874599, 3095722, 5749198, 6191444, 11498396, 20122193, 40244386, 80488772]

約数ペア:

[(1, 80488772), (2, 40244386), (4, 20122193), (7, 11498396), (13, 6191444), (14, 5749198), (26, 3095722), (28, 2874599), (31, 2596412), (49, 1642628), (52, 1547861), (62, 1298206), (91, 884492), (98, 821314), (124, 649103), (182, 442246), (196, 410657), (217, 370916), (364, 221123), (403, 199724), (434, 185458), (637, 126356), (806, 99862), (868, 92729), (1019, 78988), (1274, 63178), (1519, 52988), (1612, 49931), (2038, 39494), (2548, 31589), (2821, 28532), (3038, 26494), (4076, 19747), (5642, 14266), (6076, 13247), (7133, 11284)]