220266145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 320060160

約数和(自身を除く): 99794015

約数列:

[1, 5, 11, 19, 41, 53, 55, 95, 97, 205, 209, 265, 451, 485, 583, 779, 1007, 1045, 1067, 1843, 2173, 2255, 2915, 3895, 3977, 5035, 5141, 5335, 8569, 9215, 10865, 11077, 19885, 20273, 23903, 25705, 41287, 42845, 43747, 55385, 56551, 75563, 97679, 101365, 119515, 206435, 210781, 218735, 282755, 377815, 454157, 488395, 831193, 1053905, 1074469, 2270785, 2318591, 4004839, 4155965, 5372345, 11592955, 20024195, 44053229, 220266145]

約数ペア:

[(1, 220266145), (5, 44053229), (11, 20024195), (19, 11592955), (41, 5372345), (53, 4155965), (55, 4004839), (95, 2318591), (97, 2270785), (205, 1074469), (209, 1053905), (265, 831193), (451, 488395), (485, 454157), (583, 377815), (779, 282755), (1007, 218735), (1045, 210781), (1067, 206435), (1843, 119515), (2173, 101365), (2255, 97679), (2915, 75563), (3895, 56551), (3977, 55385), (5035, 43747), (5141, 42845), (5335, 41287), (8569, 25705), (9215, 23903), (10865, 20273), (11077, 19885)]