897057500

素因数分解:

$2^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{15601}}^1$

素因数の和:15648

約数の個数: 60

約数和(自身を含む): 2047107216

約数和(自身を除く): 1150049716

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 625, 1150, 1250, 2300, 2500, 2875, 5750, 11500, 14375, 15601, 28750, 31202, 57500, 62404, 78005, 156010, 312020, 358823, 390025, 717646, 780050, 1435292, 1560100, 1794115, 1950125, 3588230, 3900250, 7176460, 7800500, 8970575, 9750625, 17941150, 19501250, 35882300, 39002500, 44852875, 89705750, 179411500, 224264375, 448528750, 897057500]

約数ペア:

[(1, 897057500), (2, 448528750), (4, 224264375), (5, 179411500), (10, 89705750), (20, 44852875), (23, 39002500), (25, 35882300), (46, 19501250), (50, 17941150), (92, 9750625), (100, 8970575), (115, 7800500), (125, 7176460), (230, 3900250), (250, 3588230), (460, 1950125), (500, 1794115), (575, 1560100), (625, 1435292), (1150, 780050), (1250, 717646), (2300, 390025), (2500, 358823), (2875, 312020), (5750, 156010), (11500, 78005), (14375, 62404), (15601, 57500), (28750, 31202)]