65221870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 148132800

約数和(自身を除く): 82910930

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 89, 95, 133, 145, 178, 190, 203, 266, 290, 361, 406, 445, 551, 623, 665, 722, 890, 1015, 1102, 1246, 1330, 1691, 1805, 2030, 2527, 2581, 2755, 3115, 3382, 3610, 3857, 5054, 5162, 5510, 6230, 7714, 8455, 10469, 11837, 12635, 12905, 16910, 18067, 19285, 20938, 23674, 25270, 25810, 32129, 36134, 38570, 49039, 52345, 59185, 64258, 73283, 90335, 98078, 104690, 118370, 146566, 160645, 180670, 224903, 245195, 321290, 343273, 366415, 449806, 490390, 686546, 732830, 931741, 1124515, 1716365, 1863482, 2249030, 3432730, 4658705, 6522187, 9317410, 13044374, 32610935, 65221870]

約数ペア:

[(1, 65221870), (2, 32610935), (5, 13044374), (7, 9317410), (10, 6522187), (14, 4658705), (19, 3432730), (29, 2249030), (35, 1863482), (38, 1716365), (58, 1124515), (70, 931741), (89, 732830), (95, 686546), (133, 490390), (145, 449806), (178, 366415), (190, 343273), (203, 321290), (266, 245195), (290, 224903), (361, 180670), (406, 160645), (445, 146566), (551, 118370), (623, 104690), (665, 98078), (722, 90335), (890, 73283), (1015, 64258), (1102, 59185), (1246, 52345), (1330, 49039), (1691, 38570), (1805, 36134), (2030, 32129), (2527, 25810), (2581, 25270), (2755, 23674), (3115, 20938), (3382, 19285), (3610, 18067), (3857, 16910), (5054, 12905), (5162, 12635), (5510, 11837), (6230, 10469), (7714, 8455)]