25060070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 52941600

約数和(自身を除く): 27881530

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 257, 398, 490, 514, 995, 1285, 1393, 1799, 1990, 2570, 2786, 3598, 6965, 8995, 9751, 12593, 13930, 17990, 19502, 25186, 48755, 51143, 62965, 97510, 102286, 125930, 255715, 358001, 511430, 716002, 1790005, 2506007, 3580010, 5012014, 12530035, 25060070]

約数ペア:

[(1, 25060070), (2, 12530035), (5, 5012014), (7, 3580010), (10, 2506007), (14, 1790005), (35, 716002), (49, 511430), (70, 358001), (98, 255715), (199, 125930), (245, 102286), (257, 97510), (398, 62965), (490, 51143), (514, 48755), (995, 25186), (1285, 19502), (1393, 17990), (1799, 13930), (1990, 12593), (2570, 9751), (2786, 8995), (3598, 6965)]