71499950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 138610176

約数和(自身を除く): 67110226

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 163, 283, 310, 326, 566, 775, 815, 1415, 1550, 1630, 2830, 4075, 5053, 7075, 8150, 8773, 10106, 14150, 17546, 25265, 43865, 46129, 50530, 87730, 92258, 126325, 219325, 230645, 252650, 438650, 461290, 1153225, 1429999, 2306450, 2859998, 7149995, 14299990, 35749975, 71499950]

約数ペア:

[(1, 71499950), (2, 35749975), (5, 14299990), (10, 7149995), (25, 2859998), (31, 2306450), (50, 1429999), (62, 1153225), (155, 461290), (163, 438650), (283, 252650), (310, 230645), (326, 219325), (566, 126325), (775, 92258), (815, 87730), (1415, 50530), (1550, 46129), (1630, 43865), (2830, 25265), (4075, 17546), (5053, 14150), (7075, 10106), (8150, 8773)]