861555525328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{180679}}^1$

素因数の和:181124

約数の個数: 80

約数和(自身を含む): 1809910586880

約数和(自身を除く): 948355061552

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 373, 376, 746, 752, 799, 1492, 1598, 2984, 3196, 5968, 6341, 6392, 12682, 12784, 17531, 25364, 35062, 50728, 70124, 101456, 140248, 180679, 280496, 298027, 361358, 596054, 722716, 1192108, 1445432, 2384216, 2890864, 3071543, 4768432, 6143086, 8491913, 12286172, 16983826, 24572344, 33967652, 49144688, 67393267, 67935304, 134786534, 135870608, 144362521, 269573068, 288725042, 539146136, 577450084, 1078292272, 1145685539, 1154900168, 2291371078, 2309800336, 3167483549, 4582742156, 6334967098, 9165484312, 12669934196, 18330968624, 25339868392, 50679736784, 53847220333, 107694440666, 215388881332, 430777762664, 861555525328]

約数ペア:

[(1, 861555525328), (2, 430777762664), (4, 215388881332), (8, 107694440666), (16, 53847220333), (17, 50679736784), (34, 25339868392), (47, 18330968624), (68, 12669934196), (94, 9165484312), (136, 6334967098), (188, 4582742156), (272, 3167483549), (373, 2309800336), (376, 2291371078), (746, 1154900168), (752, 1145685539), (799, 1078292272), (1492, 577450084), (1598, 539146136), (2984, 288725042), (3196, 269573068), (5968, 144362521), (6341, 135870608), (6392, 134786534), (12682, 67935304), (12784, 67393267), (17531, 49144688), (25364, 33967652), (35062, 24572344), (50728, 16983826), (70124, 12286172), (101456, 8491913), (140248, 6143086), (180679, 4768432), (280496, 3071543), (298027, 2890864), (361358, 2384216), (596054, 1445432), (722716, 1192108)]