260065730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 506338560

約数和(自身を除く): 246272830

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 103, 137, 190, 194, 206, 274, 485, 515, 685, 970, 1030, 1370, 1843, 1957, 2603, 3686, 3914, 5206, 9215, 9785, 9991, 13015, 13289, 14111, 18430, 19570, 19982, 26030, 26578, 28222, 49955, 66445, 70555, 99910, 132890, 141110, 189829, 252491, 268109, 379658, 504982, 536218, 949145, 1262455, 1340545, 1368767, 1898290, 2524910, 2681090, 2737534, 6843835, 13687670, 26006573, 52013146, 130032865, 260065730]

約数ペア:

[(1, 260065730), (2, 130032865), (5, 52013146), (10, 26006573), (19, 13687670), (38, 6843835), (95, 2737534), (97, 2681090), (103, 2524910), (137, 1898290), (190, 1368767), (194, 1340545), (206, 1262455), (274, 949145), (485, 536218), (515, 504982), (685, 379658), (970, 268109), (1030, 252491), (1370, 189829), (1843, 141110), (1957, 132890), (2603, 99910), (3686, 70555), (3914, 66445), (5206, 49955), (9215, 28222), (9785, 26578), (9991, 26030), (13015, 19982), (13289, 19570), (14111, 18430)]