31567900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3469}}^1$

素因数の和:3503

約数の個数: 72

約数和(自身を含む): 84334880

約数和(自身を除く): 52766980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 3469, 4550, 6938, 9100, 13876, 17345, 24283, 34690, 45097, 48566, 69380, 86725, 90194, 97132, 121415, 173450, 180388, 225485, 242830, 315679, 346900, 450970, 485660, 607075, 631358, 901940, 1127425, 1214150, 1262716, 1578395, 2254850, 2428300, 3156790, 4509700, 6313580, 7891975, 15783950, 31567900]

約数ペア:

[(1, 31567900), (2, 15783950), (4, 7891975), (5, 6313580), (7, 4509700), (10, 3156790), (13, 2428300), (14, 2254850), (20, 1578395), (25, 1262716), (26, 1214150), (28, 1127425), (35, 901940), (50, 631358), (52, 607075), (65, 485660), (70, 450970), (91, 346900), (100, 315679), (130, 242830), (140, 225485), (175, 180388), (182, 173450), (260, 121415), (325, 97132), (350, 90194), (364, 86725), (455, 69380), (650, 48566), (700, 45097), (910, 34690), (1300, 24283), (1820, 17345), (2275, 13876), (3469, 9100), (4550, 6938)]