129451840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{57791}}^1$

素因数の和:57815

約数の個数: 56

約数和(自身を含む): 352300032

約数和(自身を除く): 222848192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 57791, 115582, 231164, 288955, 404537, 462328, 577910, 809074, 924656, 1155820, 1618148, 1849312, 2022685, 2311640, 3236296, 3698624, 4045370, 4623280, 6472592, 8090740, 9246560, 12945184, 16181480, 18493120, 25890368, 32362960, 64725920, 129451840]

約数ペア:

[(1, 129451840), (2, 64725920), (4, 32362960), (5, 25890368), (7, 18493120), (8, 16181480), (10, 12945184), (14, 9246560), (16, 8090740), (20, 6472592), (28, 4623280), (32, 4045370), (35, 3698624), (40, 3236296), (56, 2311640), (64, 2022685), (70, 1849312), (80, 1618148), (112, 1155820), (140, 924656), (160, 809074), (224, 577910), (280, 462328), (320, 404537), (448, 288955), (560, 231164), (1120, 115582), (2240, 57791)]