25496900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1783}}^1$

素因数の和:1821

約数の個数: 72

約数和(自身を含む): 65037504

約数和(自身を除く): 39540604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 1783, 2860, 3566, 3575, 7132, 7150, 8915, 14300, 17830, 19613, 23179, 35660, 39226, 44575, 46358, 78452, 89150, 92716, 98065, 115895, 178300, 196130, 231790, 254969, 392260, 463580, 490325, 509938, 579475, 980650, 1019876, 1158950, 1274845, 1961300, 2317900, 2549690, 5099380, 6374225, 12748450, 25496900]

約数ペア:

[(1, 25496900), (2, 12748450), (4, 6374225), (5, 5099380), (10, 2549690), (11, 2317900), (13, 1961300), (20, 1274845), (22, 1158950), (25, 1019876), (26, 980650), (44, 579475), (50, 509938), (52, 490325), (55, 463580), (65, 392260), (100, 254969), (110, 231790), (130, 196130), (143, 178300), (220, 115895), (260, 98065), (275, 92716), (286, 89150), (325, 78452), (550, 46358), (572, 44575), (650, 39226), (715, 35660), (1100, 23179), (1300, 19613), (1430, 17830), (1783, 14300), (2860, 8915), (3566, 7150), (3575, 7132)]