812003725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 1214922240

約数和(自身を除く): 402918515

約数列:

[1, 5, 13, 17, 25, 47, 53, 59, 65, 85, 221, 235, 265, 295, 325, 425, 611, 689, 767, 799, 901, 1003, 1105, 1175, 1325, 1475, 2491, 2773, 3055, 3127, 3445, 3835, 3995, 4505, 5015, 5525, 10387, 11713, 12455, 13039, 13865, 15275, 15635, 17225, 19175, 19975, 22525, 25075, 32383, 36049, 40651, 42347, 47141, 51935, 53159, 58565, 62275, 65195, 69325, 78175, 146969, 161915, 180245, 203255, 211735, 235705, 259675, 265795, 292825, 325975, 550511, 612833, 691067, 734845, 809575, 901225, 1016275, 1058675, 1178525, 1328975, 1910597, 2498473, 2752555, 3064165, 3455335, 3674225, 9552985, 12492365, 13762775, 15320825, 17276675, 32480149, 47764925, 62461825, 162400745, 812003725]

約数ペア:

[(1, 812003725), (5, 162400745), (13, 62461825), (17, 47764925), (25, 32480149), (47, 17276675), (53, 15320825), (59, 13762775), (65, 12492365), (85, 9552985), (221, 3674225), (235, 3455335), (265, 3064165), (295, 2752555), (325, 2498473), (425, 1910597), (611, 1328975), (689, 1178525), (767, 1058675), (799, 1016275), (901, 901225), (1003, 809575), (1105, 734845), (1175, 691067), (1325, 612833), (1475, 550511), (2491, 325975), (2773, 292825), (3055, 265795), (3127, 259675), (3445, 235705), (3835, 211735), (3995, 203255), (4505, 180245), (5015, 161915), (5525, 146969), (10387, 78175), (11713, 69325), (12455, 65195), (13039, 62275), (13865, 58565), (15275, 53159), (15635, 51935), (17225, 47141), (19175, 42347), (19975, 40651), (22525, 36049), (25075, 32383)]