8221850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 19061280

約数和(自身を除く): 10839430

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 139, 169, 175, 182, 278, 325, 338, 350, 455, 650, 695, 845, 910, 973, 1183, 1390, 1690, 1807, 1946, 2275, 2366, 3475, 3614, 4225, 4550, 4865, 5915, 6950, 8450, 9035, 9730, 11830, 12649, 18070, 23491, 24325, 25298, 29575, 45175, 46982, 48650, 59150, 63245, 90350, 117455, 126490, 164437, 234910, 316225, 328874, 587275, 632450, 822185, 1174550, 1644370, 4110925, 8221850]

約数ペア:

[(1, 8221850), (2, 4110925), (5, 1644370), (7, 1174550), (10, 822185), (13, 632450), (14, 587275), (25, 328874), (26, 316225), (35, 234910), (50, 164437), (65, 126490), (70, 117455), (91, 90350), (130, 63245), (139, 59150), (169, 48650), (175, 46982), (182, 45175), (278, 29575), (325, 25298), (338, 24325), (350, 23491), (455, 18070), (650, 12649), (695, 11830), (845, 9730), (910, 9035), (973, 8450), (1183, 6950), (1390, 5915), (1690, 4865), (1807, 4550), (1946, 4225), (2275, 3614), (2366, 3475)]