25705290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3469}}^1$

素因数の和:3511

約数の個数: 64

約数和(自身を含む): 69955200

約数和(自身を除く): 44249910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3469, 3705, 6938, 7410, 10407, 17345, 20814, 34690, 45097, 52035, 65911, 90194, 104070, 131822, 135291, 197733, 225485, 270582, 329555, 395466, 450970, 659110, 676455, 856843, 988665, 1352910, 1713686, 1977330, 2570529, 4284215, 5141058, 8568430, 12852645, 25705290]

約数ペア:

[(1, 25705290), (2, 12852645), (3, 8568430), (5, 5141058), (6, 4284215), (10, 2570529), (13, 1977330), (15, 1713686), (19, 1352910), (26, 988665), (30, 856843), (38, 676455), (39, 659110), (57, 450970), (65, 395466), (78, 329555), (95, 270582), (114, 225485), (130, 197733), (190, 135291), (195, 131822), (247, 104070), (285, 90194), (390, 65911), (494, 52035), (570, 45097), (741, 34690), (1235, 20814), (1482, 17345), (2470, 10407), (3469, 7410), (3705, 6938)]