968565560

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 2209572000

約数和(自身を除く): 1241006440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 163, 298, 326, 596, 652, 745, 815, 997, 1192, 1304, 1490, 1630, 1994, 2980, 3260, 3988, 4985, 5960, 6520, 7976, 9970, 19940, 24287, 39880, 48574, 97148, 121435, 148553, 162511, 194296, 242870, 297106, 325022, 485740, 594212, 650044, 742765, 812555, 971480, 1188424, 1300088, 1485530, 1625110, 2971060, 3250220, 5942120, 6500440, 24214139, 48428278, 96856556, 121070695, 193713112, 242141390, 484282780, 968565560]

約数ペア:

[(1, 968565560), (2, 484282780), (4, 242141390), (5, 193713112), (8, 121070695), (10, 96856556), (20, 48428278), (40, 24214139), (149, 6500440), (163, 5942120), (298, 3250220), (326, 2971060), (596, 1625110), (652, 1485530), (745, 1300088), (815, 1188424), (997, 971480), (1192, 812555), (1304, 742765), (1490, 650044), (1630, 594212), (1994, 485740), (2980, 325022), (3260, 297106), (3988, 242870), (4985, 194296), (5960, 162511), (6520, 148553), (7976, 121435), (9970, 97148), (19940, 48574), (24287, 39880)]