2549300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 6233976

約数和(自身を除く): 3684676

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 53, 65, 74, 100, 106, 130, 148, 185, 212, 260, 265, 325, 370, 481, 530, 650, 689, 740, 925, 962, 1060, 1300, 1325, 1378, 1850, 1924, 1961, 2405, 2650, 2756, 3445, 3700, 3922, 4810, 5300, 6890, 7844, 9620, 9805, 12025, 13780, 17225, 19610, 24050, 25493, 34450, 39220, 48100, 49025, 50986, 68900, 98050, 101972, 127465, 196100, 254930, 509860, 637325, 1274650, 2549300]

約数ペア:

[(1, 2549300), (2, 1274650), (4, 637325), (5, 509860), (10, 254930), (13, 196100), (20, 127465), (25, 101972), (26, 98050), (37, 68900), (50, 50986), (52, 49025), (53, 48100), (65, 39220), (74, 34450), (100, 25493), (106, 24050), (130, 19610), (148, 17225), (185, 13780), (212, 12025), (260, 9805), (265, 9620), (325, 7844), (370, 6890), (481, 5300), (530, 4810), (650, 3922), (689, 3700), (740, 3445), (925, 2756), (962, 2650), (1060, 2405), (1300, 1961), (1325, 1924), (1378, 1850)]