731503280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2153}}^1$

素因数の和:2334

約数の個数: 80

約数和(自身を含む): 1769243904

約数和(自身を除く): 1037740624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 137, 155, 248, 274, 310, 496, 548, 620, 685, 1096, 1240, 1370, 2153, 2192, 2480, 2740, 4247, 4306, 5480, 8494, 8612, 10765, 10960, 16988, 17224, 21235, 21530, 33976, 34448, 42470, 43060, 66743, 67952, 84940, 86120, 133486, 169880, 172240, 266972, 294961, 333715, 339760, 533944, 589922, 667430, 1067888, 1179844, 1334860, 1474805, 2359688, 2669720, 2949610, 4719376, 5339440, 5899220, 9143791, 11798440, 18287582, 23596880, 36575164, 45718955, 73150328, 91437910, 146300656, 182875820, 365751640, 731503280]

約数ペア:

[(1, 731503280), (2, 365751640), (4, 182875820), (5, 146300656), (8, 91437910), (10, 73150328), (16, 45718955), (20, 36575164), (31, 23596880), (40, 18287582), (62, 11798440), (80, 9143791), (124, 5899220), (137, 5339440), (155, 4719376), (248, 2949610), (274, 2669720), (310, 2359688), (496, 1474805), (548, 1334860), (620, 1179844), (685, 1067888), (1096, 667430), (1240, 589922), (1370, 533944), (2153, 339760), (2192, 333715), (2480, 294961), (2740, 266972), (4247, 172240), (4306, 169880), (5480, 133486), (8494, 86120), (8612, 84940), (10765, 67952), (10960, 66743), (16988, 43060), (17224, 42470), (21235, 34448), (21530, 33976)]