495331330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6469}}^1$

素因数の和:6539

約数の個数: 64

約数和(自身を含む): 1043481600

約数和(自身を除く): 548150270

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 1178, 1235, 2015, 2470, 2945, 4030, 5890, 6469, 7657, 12938, 15314, 32345, 38285, 64690, 76570, 84097, 122911, 168194, 200539, 245822, 401078, 420485, 614555, 840970, 1002695, 1229110, 1597843, 2005390, 2607007, 3195686, 3810241, 5214014, 7620482, 7989215, 13035035, 15978430, 19051205, 26070070, 38102410, 49533133, 99066266, 247665665, 495331330]

約数ペア:

[(1, 495331330), (2, 247665665), (5, 99066266), (10, 49533133), (13, 38102410), (19, 26070070), (26, 19051205), (31, 15978430), (38, 13035035), (62, 7989215), (65, 7620482), (95, 5214014), (130, 3810241), (155, 3195686), (190, 2607007), (247, 2005390), (310, 1597843), (403, 1229110), (494, 1002695), (589, 840970), (806, 614555), (1178, 420485), (1235, 401078), (2015, 245822), (2470, 200539), (2945, 168194), (4030, 122911), (5890, 84097), (6469, 76570), (7657, 64690), (12938, 38285), (15314, 32345)]