156640867975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1979}}^1$

素因数の和:2161

約数の個数: 96

約数和(自身を含む): 213826314240

約数和(自身を除く): 57185446265

約数列:

[1, 5, 25, 31, 41, 47, 53, 155, 205, 235, 265, 775, 1025, 1175, 1271, 1325, 1457, 1643, 1927, 1979, 2173, 2491, 6355, 7285, 8215, 9635, 9895, 10865, 12455, 31775, 36425, 41075, 48175, 49475, 54325, 59737, 61349, 62275, 67363, 77221, 81139, 93013, 102131, 104887, 298685, 306745, 336815, 386105, 405695, 465065, 510655, 524435, 1493425, 1533725, 1684075, 1930525, 2028475, 2325325, 2515309, 2553275, 2622175, 2883403, 3166061, 3251497, 3813533, 4300367, 4929689, 12576545, 14417015, 15830305, 16257485, 19067665, 21501835, 24648445, 62882725, 72085075, 79151525, 81287425, 95338325, 107509175, 118219523, 123242225, 133311377, 152820359, 202117249, 591097615, 666556885, 764101795, 1010586245, 2955488075, 3332784425, 3820508975, 5052931225, 6265634719, 31328173595, 156640867975]

約数ペア:

[(1, 156640867975), (5, 31328173595), (25, 6265634719), (31, 5052931225), (41, 3820508975), (47, 3332784425), (53, 2955488075), (155, 1010586245), (205, 764101795), (235, 666556885), (265, 591097615), (775, 202117249), (1025, 152820359), (1175, 133311377), (1271, 123242225), (1325, 118219523), (1457, 107509175), (1643, 95338325), (1927, 81287425), (1979, 79151525), (2173, 72085075), (2491, 62882725), (6355, 24648445), (7285, 21501835), (8215, 19067665), (9635, 16257485), (9895, 15830305), (10865, 14417015), (12455, 12576545), (31775, 4929689), (36425, 4300367), (41075, 3813533), (48175, 3251497), (49475, 3166061), (54325, 2883403), (59737, 2622175), (61349, 2553275), (62275, 2515309), (67363, 2325325), (77221, 2028475), (81139, 1930525), (93013, 1684075), (102131, 1533725), (104887, 1493425), (298685, 524435), (306745, 510655), (336815, 465065), (386105, 405695)]