64787996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 145325376

約数和(自身を除く): 80537380

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 49, 52, 91, 94, 98, 182, 188, 196, 329, 364, 541, 611, 637, 658, 1082, 1222, 1274, 1316, 2164, 2303, 2444, 2548, 3787, 4277, 4606, 7033, 7574, 8554, 9212, 14066, 15148, 17108, 25427, 26509, 28132, 29939, 49231, 50854, 53018, 59878, 98462, 101708, 106036, 119756, 177989, 196924, 330551, 344617, 355978, 661102, 689234, 711956, 1245923, 1322204, 1378468, 2313857, 2491846, 4627714, 4983692, 9255428, 16196999, 32393998, 64787996]

約数ペア:

[(1, 64787996), (2, 32393998), (4, 16196999), (7, 9255428), (13, 4983692), (14, 4627714), (26, 2491846), (28, 2313857), (47, 1378468), (49, 1322204), (52, 1245923), (91, 711956), (94, 689234), (98, 661102), (182, 355978), (188, 344617), (196, 330551), (329, 196924), (364, 177989), (541, 119756), (611, 106036), (637, 101708), (658, 98462), (1082, 59878), (1222, 53018), (1274, 50854), (1316, 49231), (2164, 29939), (2303, 28132), (2444, 26509), (2548, 25427), (3787, 17108), (4277, 15148), (4606, 14066), (7033, 9212), (7574, 8554)]