55730480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 143053344

約数和(自身を除く): 87322864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1307, 1640, 2132, 2614, 2665, 3280, 4264, 5228, 5330, 6535, 8528, 10456, 10660, 13070, 16991, 20912, 21320, 26140, 33982, 42640, 52280, 53587, 67964, 84955, 104560, 107174, 135928, 169910, 214348, 267935, 271856, 339820, 428696, 535870, 679640, 696631, 857392, 1071740, 1359280, 1393262, 2143480, 2786524, 3483155, 4286960, 5573048, 6966310, 11146096, 13932620, 27865240, 55730480]

約数ペア:

[(1, 55730480), (2, 27865240), (4, 13932620), (5, 11146096), (8, 6966310), (10, 5573048), (13, 4286960), (16, 3483155), (20, 2786524), (26, 2143480), (40, 1393262), (41, 1359280), (52, 1071740), (65, 857392), (80, 696631), (82, 679640), (104, 535870), (130, 428696), (164, 339820), (205, 271856), (208, 267935), (260, 214348), (328, 169910), (410, 135928), (520, 107174), (533, 104560), (656, 84955), (820, 67964), (1040, 53587), (1066, 52280), (1307, 42640), (1640, 33982), (2132, 26140), (2614, 21320), (2665, 20912), (3280, 16991), (4264, 13070), (5228, 10660), (5330, 10456), (6535, 8528)]