127575405

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 245678400

約数和(自身を除く): 118102995

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 59, 81, 95, 135, 171, 177, 281, 285, 295, 405, 513, 531, 843, 855, 885, 1121, 1405, 1539, 1593, 2529, 2565, 2655, 3363, 4215, 4779, 5339, 5605, 7587, 7695, 7965, 10089, 12645, 16017, 16579, 16815, 22761, 23895, 26695, 30267, 37935, 48051, 49737, 50445, 80085, 82895, 90801, 113805, 144153, 149211, 151335, 240255, 248685, 315001, 432459, 447633, 454005, 720765, 746055, 945003, 1342899, 1575005, 2162295, 2238165, 2835009, 4725015, 6714495, 8505027, 14175045, 25515081, 42525135, 127575405]

約数ペア:

[(1, 127575405), (3, 42525135), (5, 25515081), (9, 14175045), (15, 8505027), (19, 6714495), (27, 4725015), (45, 2835009), (57, 2238165), (59, 2162295), (81, 1575005), (95, 1342899), (135, 945003), (171, 746055), (177, 720765), (281, 454005), (285, 447633), (295, 432459), (405, 315001), (513, 248685), (531, 240255), (843, 151335), (855, 149211), (885, 144153), (1121, 113805), (1405, 90801), (1539, 82895), (1593, 80085), (2529, 50445), (2565, 49737), (2655, 48051), (3363, 37935), (4215, 30267), (4779, 26695), (5339, 23895), (5605, 22761), (7587, 16815), (7695, 16579), (7965, 16017), (10089, 12645)]