252457712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 559964160

約数和(自身を除く): 307506448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 127, 152, 208, 247, 254, 304, 494, 503, 508, 988, 1006, 1016, 1651, 1976, 2012, 2032, 2413, 3302, 3952, 4024, 4826, 6539, 6604, 8048, 9557, 9652, 13078, 13208, 19114, 19304, 26156, 26416, 31369, 38228, 38608, 52312, 62738, 63881, 76456, 104624, 124241, 125476, 127762, 152912, 248482, 250952, 255524, 496964, 501904, 511048, 830453, 993928, 1022096, 1213739, 1660906, 1987856, 2427478, 3321812, 4854956, 6643624, 9709912, 13287248, 15778607, 19419824, 31557214, 63114428, 126228856, 252457712]

約数ペア:

[(1, 252457712), (2, 126228856), (4, 63114428), (8, 31557214), (13, 19419824), (16, 15778607), (19, 13287248), (26, 9709912), (38, 6643624), (52, 4854956), (76, 3321812), (104, 2427478), (127, 1987856), (152, 1660906), (208, 1213739), (247, 1022096), (254, 993928), (304, 830453), (494, 511048), (503, 501904), (508, 496964), (988, 255524), (1006, 250952), (1016, 248482), (1651, 152912), (1976, 127762), (2012, 125476), (2032, 124241), (2413, 104624), (3302, 76456), (3952, 63881), (4024, 62738), (4826, 52312), (6539, 38608), (6604, 38228), (8048, 31369), (9557, 26416), (9652, 26156), (13078, 19304), (13208, 19114)]